F34.04 - Automotive/Industrial Bearing

SCOPE
1.1 This specification covers requirements for metric series, tapered roller bearings with a single row of rollers.  
1.2 Intended Use—The bearings covered in this specification are intended to be used in general industrial and vehicle applications where the operating temperature does not exceed 120 °C (250 °F).  
1.3 This specification contains many of the requirements of DS3225, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2    
Preparing Activity  
Custodians  
Review Activities  
DLA-GS4  
Army-AT  
Army-AV    
Navy-MC  
Navy –MC, SH  
Air Force-99  
Air Force-84  
Other-NS  
1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.  
1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.  
1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

SCOPE
1.1 This specification covers needle roller bearings having thick outer rings, with rollers and cages.  
1.2 The bearings being specified are intended to be used with hardened shafts (HRC58-65; see Test Methods E18). For use with unhardened shafts, bearings should be used in conjunction with inner bearing ring MS51962 as specified in Specification F2431 and shown as MS500072 bearing assemblies in Specification F2430.  
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.  
1.4 Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.  
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
Note 1: This specification contains many of the requirements of MS51961 which was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond.  
1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ABSTRACT
This specification covers requirements for rigid or flat seat type, two channeled race surface, thrust roller bearings intended for use in slow rotating or oscillating applications where pure thrust loads are applied. The thrust bearing shall be made of the specified high carbon chromium alloy steel. Requirements for (1) physical properties such as heat treatment, (2) dimensions and mass, and (3) surface finish are specified. Dimensions of retainer type, steering gear service and retainerless type, intermittent operation, are illustrated.
SCOPE
1.1 This specification covers requirements for rigid or flat seat type, two channeled race surface, thrust roller bearings.  
1.2 Intended Use—The bearings covered in this specification are intended for use in slow rotating or oscillating applications where pure thrust loads are applied.  
1.3 This specification contains many of the requirements of MS17169, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2    
Preparing Activity  
Custodians  
Review Activities  
DLA-GS4  
Army-AT  
Army-MI  
Navy-MC  
Air Force-84  
Air Force-99  
DLA-GS4  
1.4 For design feature purposes, this specification takes precedence over procurement documents referenced herein.  
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.  
1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.  
1.7 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ABSTRACT
This specification covers inner rings for needle roller bearings having thick outer rings. The inner rings being specified are intended for use on unhardened shafts. Inner rings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment. Heat treatment and protective coating of the material shall meet the specified requirements.
SCOPE
1.1 This specification covers inner rings for needle roller bearings having thick outer rings.  
1.2 The inner rings being specified are intended for use on unhardened shafts in conjunction with the MS51961 needle roller bearings specified in Specification F2246.  
1.2.1 For needle roller bearings with thin outer rings (Specification F2162, MS17131, MS52141) use inner rings specified in Specification F2163.  
1.3 Inner rings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.  
1.4 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.  
1.5 This specification contains many of the requirements of MS51962, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2
Preparing activity  
Custodians  
Review Activity  
DLA–GS4  
Army –AT  
Air Force–84  
Navy–OS  
Air Force–-99  
1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ABSTRACT
This specification covers needle roller bearing assemblies that have thick outer rings, cages, rollers and inner rings. The assemblies consist of a MS51961 thick outer race needle roller bearing as specified and a corresponding MS51962 inner ring as specified. The bearings are intended to be used on unhardened shafts. MS51961 bearings without inner rings may be used directly on hardened shafts. Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment. Requirements such as heat treatment of bearing and inner rings, protective coating and lubrication are also discussed.
SCOPE
1.1 This specification covers needle roller bearing assemblies. These assemblies have thick outer rings, cages, rollers, and inner rings. The assemblies consist of a MS51961 thick outer race needle roller bearing as specified in Specification F2246 and a corresponding MS51962 inner ring as specified in Specification F2431  
1.2 The bearings being specified are intended to be used on unhardened shafts. MS51961 bearings without inner rings, as specified in Specification F2246, may be used for used directly on hardened shafts (HRC58–65; see Test Methods E18).  
1.3 Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.  
1.4 This specification contains many of the requirements of MS500072, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2
Preparing activity  
Custodians  
Review Activity  
DLA-GS4  
Army –AT  
Air Force- 11, 84  
Navy-OS  
Air Force-99  
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.  
1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ABSTRACT
This specification covers inner rings for needle roller bearings with drawn outer rings. The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged. Bearing inner rings shall be manufactured of steel, alloy or carbon. The raceway (outside diameter) surface shall have a maximum surface roughness conforming to the requirements specified.
SCOPE
1.1 This specification covers inner rings for needle roller bearings with drawn outer rings.  
1.2 The inner rings specified in this specification are intended for use on unhardened shafts in conjunction with open end needle roller bearings shown on Specification F2162 and MS52141.  
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.  
1.4 The inner rings specified in this specification are not intended for use in flight-critical systems of aircraft.  
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
Note 1: This specification contains many of the requirements of MS17130, which was originally developed by the Department of Defense and is currently maintained by the Defense Supply Center Richmond.

ABSTRACT
This specification covers the requirements for standard-type needle roller bearings with drawn outer rings, full complement, without inner rings, and with either open (Type B) or closed ends (Type M). Materials covered by this specification are needle rollers which shall be manufactured from steel, alloy, or carbon, and shall be of Grade E50100 or E52100. Rings, on the other hand, shall be manufactured from steel, alloy, or carbon, with carburizing grade 4620, 4720, 8620, 8720, or 1010-1020. Needle rollers and rings shall be hardened by heat treatment, and bearings shall be coated with rust preventive film.
SCOPE
1.1 This specification covers standard-type needle roller bearings having drawn outer rings, full complement, without inner rings, with either open or closed ends.  
1.2 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.  
1.3 The inner rings specified in this specification are not intended for use in flight critical systems of aircraft.  
1.4 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
Note 1: This specification contains many of the requirements of MS17131, which was originally developed by the Department of Defense and is currently maintained by the Defense Supply Center Richmond.

ABSTRACT
This specification covers requirements for rigid or flat seat type, two channeled race surface, thrust roller bearings intended for use in slow rotating or oscillating applications where pure thrust loads are applied. The thrust bearing shall be made of the specified high carbon chromium alloy steel. Requirements for (1) physical properties such as heat treatment, (2) dimensions and mass, and (3) surface finish are specified. Dimensions of retainer type, steering gear service and retainerless type, intermittent operation, are illustrated.
SCOPE
1.1 This specification covers requirements for rigid or flat seat type, two channeled race surface, thrust roller bearings.  
1.2 Intended Use—The bearings covered in this specification are intended for use in slow rotating or oscillating applications where pure thrust loads are applied.  
1.3 This specification contains many of the requirements of MS17169, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2    
Preparing Activity  
Custodians  
Review Activities  
DLA-GS4  
Army-AT  
Army-MI  
Navy-MC  
Air Force-84  
Air Force-99  
DLA-GS4  
1.4 For design feature purposes, this specification takes precedence over procurement documents referenced herein.  
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.  
1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

SCOPE
1.1 This specification covers requirements for metric series, tapered roller bearings with a single row of rollers.  
1.2 Intended Use—The bearings covered in this specification are intended to be used in general industrial and vehicle applications where the operating temperature does not exceed 120°C (250°F).  
1.3 This specification contains many of the requirements of DS3225, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2    
Preparing Activity  
Custodians  
Review Activities  
DLA-GS4  
Army-AT  
Army-AV    
Navy-MC  
Navy –MC, SH  
Air Force-99  
Air Force-84  
Other-NS
1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.  
1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

SCOPE
1.1 This specification covers needle roller bearings having thick outer rings, with rollers and cages.  
1.2 The bearings being specified are intended to be used with hardened shafts (HRC58-65; see Test Methods E18). For use with unhardened shafts, bearings should be used in conjunction with inner bearing ring MS51962 as specified in Specification F2431 and shown as MS500072 bearing assemblies in Specification F2430.  
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.  
1.4 Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.  
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.Note 1—This specification contains many of the requirements of MS51961 which was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond.

ABSTRACT
This specification covers inner rings for needle roller bearings having thick outer rings. The inner rings being specified are intended for use on unhardened shafts. Inner rings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment. Heat treatment and protective coating of the material shall meet the specified requirements.
SCOPE
1.1 This specification covers inner rings for needle roller bearings having thick outer rings.  
1.2 The inner rings being specified are intended for use on unhardened shafts in conjunction with the MS51961 needle roller bearings specified in Specification F2246.  
1.2.1 For needle roller bearings with thin outer rings (Specification F2162, MS17131, MS52141) use inner rings specified in Specification F2163.  
1.3 Inner rings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.  
1.4 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.  
1.5 This specification contains many of the requirements of MS51962, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2
Preparing activity  
Custodians  
Review Activity  
DLA–GS4  
Army –AT  
Air Force–84  
Navy–OS  
Air Force–-99

ABSTRACT
This specification covers needle roller bearing assemblies that have thick outer rings, cages, rollers and inner rings. The assemblies consist of a MS51961 thick outer race needle roller bearing as specified and a corresponding MS51962 inner ring as specified. The bearings are intended to be used on unhardened shafts. MS51961 bearings without inner rings may be used directly on hardened shafts. Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment. Requirements such as heat treatment of bearing and inner rings, protective coating and lubrication are also discussed.
SCOPE
1.1 This specification covers needle roller bearing assemblies. These assemblies have thick outer rings, cages, rollers, and inner rings. The assemblies consist of a MS51961 thick outer race needle roller bearing as specified in Specification F2246 and a corresponding MS51962 inner ring as specified in Specification F2431  
1.2 The bearings being specified are intended to be used on unhardened shafts. MS51961 bearings without inner rings, as specified in Specification F2246, may be used for used directly on hardened shafts (HRC58–65; see Test Methods E18).  
1.3 Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.  
1.4 This specification contains many of the requirements of MS500072, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2
Preparing activity  
Custodians  
Review Activity  
DLA-GS4  
Army –AT  
Air Force- 11, 84  
Navy-OS  
Air Force-99  
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

ABSTRACT
This specification covers the requirements for standard-type needle roller bearings with drawn outer rings, full complement, without inner rings, and with either open (Type B) or closed ends (Type M). Materials covered by this specification are needle rollers which shall be manufactured from steel, alloy, or carbon, and shall be of Grade E50100 or E52100. Rings, on the other hand, shall be manufactured from steel, alloy, or carbon, with carburizing grade 4620, 4720, 8620, 8720, or 1010-1020. Needle rollers and rings shall be hardened by heat treatment, and bearings shall be coated with rust preventive film.
SCOPE
1.1 This specification covers standard-type needle roller bearings having drawn outer rings, full complement, without inner rings, with either open or closed ends.
1.2 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.3 The inner rings specified in this specification are not intended for use in flight critical systems of aircraft.
1.4 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
Note 1—This specification contains many of the requirements of MS17131, which was originally developed by the Department of Defense and is currently maintained by the Defense Supply Center Richmond.

ABSTRACT
This specification covers inner rings for needle roller bearings with drawn outer rings. The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged. Bearing inner rings shall be manufactured of steel, alloy or carbon. The raceway (outside diameter) surface shall have a maximum surface roughness conforming to the requirements specified.
SCOPE
1.1 This specification covers inner rings for needle roller bearings with drawn outer rings.
1.2 The inner rings specified in this specification are intended for use on unhardened shafts in conjunction with open end needle roller bearings shown on Specification F 2162 and MS52141.
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.4 The inner rings specified in this specification are not intended for use in flight-critical systems of aircraft.
1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
Note 1—This specification contains many of the requirements of MS17130, which was originally developed by the Department of Defense and is currently maintained by the Defense Supply Center Richmond.

SCOPE
1.1 This specification covers needle roller bearings having thick outer rings, with rollers and cages.
1.2 The bearings being specified are intended to be used with hardened shafts (HRC58-65; see Test Methods E 18). For use with unhardened shafts, bearings should be used in conjunction with inner bearing ring MS51962 as specified in Specification F 2431 and shown as MS500072 bearing assemblies in Specification F 2430.
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.4 Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.
1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.Note 1
This specification contains many of the requirements of MS 51961, which was originally developed and maintained by the Defense Supply Center Richmond.

SCOPE
1.1 This specification covers needle roller bearings having thick outer rings, with rollers and cages.
1.2 The bearings being specified are intended to be used with hardened shafts (HRC58-65; see Test Methods E 18). For use with unhardened shafts, bearings should be used in conjunction with inner bearing ring MS51962 as specified in Specification F 2431 and shown as MS500072 bearing assemblies in Specification F 2430.
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.4 Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.
1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.Note 1
This specification contains many of the requirements of MS51961 which was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond.

ABSTRACT
This specification covers requirements for rigid or flat seat type, two channeled race surface, thrust roller bearings intended for use in slow rotating or oscillating applications where pure thrust loads are applied. The thrust bearing shall be made of the specified high carbon chromium alloy steel. Requirements for (1) physical properties such as heat treatment, (2) dimensions and mass, and (3) surface finish are specified. Dimensions of retainer type, steering gear service and retainerless type, intermittent operation, are illustrated.
SCOPE
1.1 This specification covers requirements for rigid or flat seat type, two channeled race surface, thrust roller bearings.
1.2 Intended UseThe bearings covered in this specification are intended for use in slow rotating or oscillating applications where pure thrust loads are applied.
1.3 This specification contains many of the requirements of MS17169, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.Preparing ActivityCustodiansReview ActivitiesDLA-GS4Army-ATArmy-MINavy-MCAir Force-84Air Force-99DLA-GS4
1.4 For design feature purposes, this specification takes precedence over procurement documents referenced herein.
1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

SCOPE
1.1 This specification covers requirements for rigid or flat seat type, two channeled race surface, thrust roller bearings.
1.2 Intended UseThe bearings covered in this specification are intended for use in slow rotating or oscillating applications where pure thrust loads are applied.
1.3 This specification contains many of the requirements of MS17169, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.Preparing ActivityCustodiansReview ActivitiesDLA-GS4Army-ATArmy-MINavy-MCAir Force-84Air Force-99DLA-GS4
1.4 For design feature purposes, this specification takes precedence over procurement documents referenced herein.
1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

SCOPE
1.1 This specification covers requirements for metric series, tapered roller bearings with a single row of rollers.
1.2 Intended UseThe bearings covered in this specification are intended to be used in general industrial and vehicle applications where the operating temperature does not exceed 120C (250F).
1.3 This specification contains many of the requirements of DS3225, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.Preparing ActivityCustodiansReview ActivitiesDLA-GS4Army-ATArmy-AV Navy-MCNavy -MC, SHAir Force-99Air Force-84Other-NS
1.4 The values stated in SI units are to be regarded as the standard.
This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

ABSTRACT
This specification covers inner rings for needle roller bearings having thick outer rings. The inner rings being specified are intended for use on unhardened shafts. Inner rings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment. Heat treatment and protective coating of the material shall meet the specified requirements.
SCOPE
1.1 This specification covers inner rings for needle roller bearings having thick outer rings.
1.2 The inner rings being specified are intended for use on unhardened shafts in conjunction with the MS51961 needle roller bearings specified in Specification F 2246.
1.2.1 For needle roller bearings with thin outer rings (Specification F 2162, MS17131, MS52141) use inner rings specified in Specification F 2163.
1.3 Inner rings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.
1.4 This specification contains many of the requirements of MS51962, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.
Preparing activityCustodiansReview ActivityDLA-GS4Army -ATAir Force-84Navy-OSAir Force--99

ABSTRACT
This specification covers needle roller bearing assemblies that have thick outer rings, cages, rollers and inner rings. The assemblies consist of a MS51961 thick outer race needle roller bearing as specified and a corresponding MS51962 inner ring as specified. The bearings are intended to be used on unhardened shafts. MS51961 bearings without inner rings may be used directly on hardened shafts. Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment. Requirements such as heat treatment of bearing and inner rings, protective coating and lubrication are also discussed.
SCOPE
1.1 This specification covers needle roller bearing assemblies. These assemblies have thick outer rings, cages, rollers, and inner rings. The assemblies consist of a MS51961 thick outer race needle roller bearing as specified in Specification F 2246 and a corresponding MS51962 inner ring as specified in Specification F 2431
1.2 The bearings being specified are intended to be used on unhardened shafts. MS51961 bearings without inner rings, as specified in Specification F 2246, may be used for used directly on hardened shafts (HRC58-65; see Test Methods E 18).
1.3 Bearings designed to this specification are intended for use in applications requiring high radial load with minimal angular shaft misalignment.
1.4 This specification contains many of the requirements of MS500072, which was originally developed by the Department of Defense and maintained by the Defense Supply Center in Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.
Preparing activity CustodiansReview ActivityDLA-GS4Army -ATAir Force- 11, 84Navy-OSAir Force-99

SCOPE
1.1 This specification covers standard-type needle roller bearings having drawn outer rings, full complement, without inner rings, with either open or closed ends.
1.2 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.3 The inner rings specified in this specification are not intended for use in flight critical systems of aircraft.
1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
Note 1—This specification was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond. It is intended to replicate the requirements of MS 17130.

SCOPE
1.1 This specification covers standard-type needle roller bearings having drawn outer rings, full complement, without inner rings, with either open or closed ends.
1.2 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.3 The inner rings specified in this specification are not intended for use in flight critical systems of aircraft.
1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
Note 1—This specification was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond. It is intended to replicate the requirements of MS 17130.

SCOPE
1.1 This specification covers standard-type needle roller bearings having drawn outer rings, full complement, without inner rings, with either open or closed ends.
1.2 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.3 The inner rings specified in this specification are not intended for use in flight critical systems of aircraft.
1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
Note 1—This specification was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond. It is intended to replicate the requirements of MS 17130.

SCOPE
1.1 This specification covers inner rings for needle roller bearings with drawn outer rings.
1.2 The inner rings specified in this specification are intended for use on unhardened shafts in conjunction with open end needle roller bearings shown on Specification F 2162 and MS52141.
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.4 The inner rings specified in this specification are not intended for use in flight-critical systems of aircraft.
1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
Note 1—This specification was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond. It is intended to replicate the requirements of MS 17130.

SCOPE
1.1 This specification covers inner rings for needle roller bearings with drawn outer rings.
1.2 The inner rings specified in this specification are intended for use on unhardened shafts in conjunction with open end needle roller bearings shown on Specification F 2162 and MS52141.
1.3 The use of recycled materials that meet the requirements of the applicable material specification without jeopardizing the intended use of the item is encouraged.
1.4 The inner rings specified in this specification are not intended for use in flight-critical systems of aircraft.
1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
Note 1—This specification was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond. It is intended to replicate the requirements of MS 17130.