ASTM F590-12(2018)
(Specification)Standard Consumer Safety Specification for Non-Powder Gun Projectiles and Propellants
Standard Consumer Safety Specification for Non-Powder Gun Projectiles and Propellants
SIGNIFICANCE AND USE
5.1 This consumer safety specification establishes the dimensions and tolerances and supporting test methods for non-powder gun projectiles and propellants to ensure compatibility between the projectiles and propellants and the non-powder guns for which they are designed.
5.2 This consumer safety specification identifies non-powder gun projectiles and propellants and establishes product identification requirements. The product identification requirements are intended to guide users of non-powder guns in selecting the correct projectile or propellant for use in various guns, and attempts to prevent hazards associated with incorrect use of projectiles and propellants.
SCOPE
1.1 This consumer safety specification covers projectiles and propellants manufactured for use with non-powder guns intended for target shooting, educational, and recreational purposes and is to be used in conjunction with Consumer Safety Specification F589. Non-powder guns are commonly identified as BB guns, air guns, or pellet guns.
1.2 The projectiles and propellants covered by this consumer safety specification are BB cal, .177 cal (4.5 mm), .22 cal (5.5 mm), and .25 cal (6.4 mm) air gun shot of various materials; .177 cal (4.5 mm), 5 mm, .22 cal (5.5 mm), .25 cal (6.4 mm) pellets and .177 cal (4.5 mm), 5 mm, .22 cal (5.5 mm), and .25 cal (6.4 mm) darts and propellants identified as 8 and 12-g type CO2 cylinders with both small and standard-sized necks as well as refillable CO2 or compressed air cylinders and reservoirs.
1.3 This consumer safety specification does not cover propellants such as dichlorodifluoromethane or projectiles that are propelled by a combustible release of energy; non-powder gun projectiles used with products identified as blow guns, sling shots, cork guns, toy guns, or archery cross bows and other such devices; projectiles designed for adult use in obsolete non-powder guns, custom-made non-powder guns, and non-powder guns designed for and used by law enforcement, scientific, veterinary or military use; paint ball markers, ammunition for airsoft/softair guns and shot used with shotguns in the firearm classification. Test methods for refilling cylinders do not purport to address all of the safety issues, if any, associated with the safe handling and transfilling of small cylinders. It is the responsibility of the user of this standard to establish appropriate safety practices and determine the applicability of regulatory limitations, such as but not limited to DOT, CGA and OSHA, prior to use.
1.4 The following precautionary caveat pertains only to the test method portion, Section 7, of this specification: 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.
1.5 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.
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Designation:F590 −12 (Reapproved 2018)
Standard Consumer Safety Specification for
Non-Powder Gun Projectiles and Propellants
ThisstandardisissuedunderthefixeddesignationF590;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope if any, associated with its use. It is the responsibility of the user
of this standard to establish appropriate safety, health, and
1.1 This consumer safety specification covers projectiles
environmental practices and determine the applicability of
and propellants manufactured for use with non-powder guns
regulatory limitations prior to use.
intended for target shooting, educational, and recreational
1.5 This international standard was developed in accor-
purposes and is to be used in conjunction with Consumer
dance with internationally recognized principles on standard-
Safety Specification F589. Non-powder guns are commonly
ization established in the Decision on Principles for the
identified as BB guns, air guns, or pellet guns.
Development of International Standards, Guides and Recom-
1.2 The projectiles and propellants covered by this con-
mendations issued by the World Trade Organization Technical
sumer safety specification are BB cal, .177 cal (4.5 mm), .22
Barriers to Trade (TBT) Committee.
cal (5.5 mm), and .25 cal (6.4 mm) air gun shot of various
materials; .177 cal (4.5 mm), 5 mm, .22 cal (5.5 mm), .25 cal
2. Referenced Documents
(6.4 mm) pellets and .177 cal (4.5 mm), 5 mm, .22 cal (5.5
2.1 ASTM Standards:
mm), and .25 cal (6.4 mm) darts and propellants identified as
F589 Consumer Safety Specification for Non-Powder Guns
8 and 12-g type CO cylinders with both small and standard-
F2030 Specification for Paintball Cylinder Burst Disk As-
sized necks as well as refillable CO or compressed air
semblies
cylinders and reservoirs.
1.3 This consumer safety specification does not cover pro- 3. Terminology
pellants such as dichlorodifluoromethane or projectiles that are
3.1 Definitions of Terms Specific to This Standard:
propelled by a combustible release of energy; non-powder gun
projectiles used with products identified as blow guns, sling
Projectiles
shots, cork guns, toy guns, or archery cross bows and other 3.1.1 air-gun dart—a .177 cal, 5 mm, .22 cal, or .25 cal
such devices; projectiles designed for adult use in obsolete
non-powder gun projectile having a pointed configuration on
non-powder guns, custom-made non-powder guns, and non-
one end and tufts on the other (see Fig. 1).
powder guns designed for and used by law enforcement,
3.1.1.1 tuft—the material that is added to the body of a dart.
scientific, veterinary or military use; paint ball markers, am-
3.1.2 air-gun shot—a BB, .177, .22-cal, or .25 cal ball-
munitionforairsoft/softairgunsandshotusedwithshotgunsin
shaped,non-powdergunprojectilemadeprimarilyoflead,lead
the firearm classification. Test methods for refilling cylinders
alloy, or steel (see Fig. 2).
do not purport to address all of the safety issues, if any,
3.1.2.1 air-gun shot, lead—a shot made of lead or lead alloy
associated with the safe handling and transfilling of small
which may or may not have a protective finish.
cylinders. It is the responsibility of the user of this standard to
3.1.2.2 air-gun shot, lead-coated—a shot made of steel that
establish appropriate safety practices and determine the appli-
has a thin, uniform coating of lead or lead alloy. It may or may
cability of regulatory limitations, such as but not limited to
not have a protective finish.
DOT, CGA and OSHA, prior to use.
3.1.2.3 air-gun shot, steel—a shot made of steel that is
coated with a protective finish.
1.4 The following precautionary caveat pertains only to the
3.1.2.4 dimension across flats—the diameter of an air-gun
test method portion, Section 7, of this specification: This
shot, as measured across the flats.
standard does not purport to address all of the safety concerns,
3.1.2.5 maximum spherical diameter—the largest diameter
of an air-gun shot, as measured with a ring gage.
This consumer safety specification is under the jurisdiction ofASTM Commit-
tee F15 on Consumer Products and is the direct responsibility of Subcommittee
F15.06 on Safety Standards for Non-Powder Gun Products. For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Current edition approved April 1, 2018. Published April 2018. Originally contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
approved in 1978. Last previous edition approved in 2012 as F590 – 12. DOI: Standards volume information, refer to the standard’s Document Summary page on
10.1520/F0590-12R18. the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F590−12 (2018)
3.1.7.1 cap, CO cylinder—the section of the cylinder neck
containing the seal that is punctured to release CO for use in
the non-powder gun.
3.1.7.2 neck diameter, CO cylinder—the outside diameter
of the neck of a CO cylinder.
3.1.7.3 neck length, CO cylinder—the distance the neck of
a cylinder enters into a hole equal to the maximum allowable
FIG. 1Air-Gun Dart
neck diameter (see Fig. 5).
3.1.7.4 overall length, CO cylinder—the length measured
parallel to the longitudinal axis of the cylinder.
3.1.7.5 outside diameter, CO cylinder—the diameter of the
main body of the CO cylinder.
3.1.8 CO (carbon dioxide) cylinder refillable—a cylinder
that holds carbon dioxide in a liquid-gas combination consist-
ingofacylinderandaself-activatingon/offvalveassemblyfor
use on non-powder guns.
FIG. 2Air-Gun Shot
3.1.9 propellant, CO (carbon dioxide)—a propellant in
which the energy source is obtained from compressed carbon
dioxide gas.
3.1.3 caliber—the nomenclature used to indicate the bore
3.1.10 propellant, compressed—a propellant in which the
size of a non-powder gun and the compatible projectile
energy source is obtained from compressed air or other
intended for use with that bore size. nonflammable gas.
3.1.4 non-powder gun projectile—a projectile that is de-
3.1.11 propellant, refillable removable—also known as re-
signed for and intended to be discharged from a non-powder
movable CO cylinders refillable, a cylinder and valve assem-
gun.
bly which is removed from the non-powder guns to be refilled.
3.1.5 pellet—a .177 cal, 5 mm, .22 cal, or .25 cal
3.1.12 propellant, refillable non-removable—a reservoir
nonspherical, semihollow non-powder gun projectile made of contained within the non-powder guns which by its design is
lead, lead alloy, or other material, or a combination thereof.
not easily removable however is refillable with a non-
Typical examples are shown in Fig. 3. flammable gas.
3.1.5.1 nose of pellet—the forwardmost portion of a pellet.
3.1.13 propellant, non-refillable—also known as CO
3.1.5.2 overall length of pellet—the maximum dimension of
cylinders, non-refillable, generally referred to as disposable
a pellet as measured parallel to the axis.
cartridges which are discarded after use and are not refillable
3.1.6 shot-start force—the force that is required to insert a
for use in non-powder guns.
non-powder gun projectile into a cavity of standard size for a
given caliber.Propellants Fill Stations
3.1.14 fill station—a device designed to attach to a CO or
3.1.7 CO (carbon dioxide) cylinder non-refillable—a cyl-
2 2
compressed air cylinder and to a refillable non-powder guns
inderthatholdscarbondioxideinaliquid-gascombinationand
cylinder to facilitate transfilling of the non-powder gun’s
consists of a main body or container and a neck containing the
cylinderoradevicedesignedtoattachaCO orcompressedair
cap and seal (see Fig. 4) for use in non-powder guns.
cylinder to a non-powder gun to facilitate the transfilling a
non-removable reservoir contained within the non-powder
guns.
3.1.15 authorized retester—a facility registered with and
approved by DOT for the re-qualification of refillable CO
cylinders.
3.1.16 blow-down valve—a valve which is part of a fill
station assembly for refilling CO , which is intended to vent
gas from the cylinder and fill station.
3.1.17 DOT—Department of Transportation.
3.1.18 TC—Transport Canada.
3.1.19 valve twist test—atestdonebyhandwhereastheuser
graspsthevalvewithonehandandthebottlewiththeotherand
attempts to turn the valve by hand in a counter-clockwise
direction (left).
3.1.19.1 Discussion—If the valve does move, the valve and
FIG. 3Air-Gun Pellets bottle should not be filled and should be repaired or serviced,
F590−12 (2018)
FIG. 4CO (Carbon Dioxide) Cylinder Non-Refillable
be filled provided it passes all other requirements. The test
should only be done when the cylinder is empty and without
any tools.
4. Requirements
4.1 Projectiles:
4.1.1 Air-Gun Shot, Steel—Air-gun shot, steel, shall con-
form to the minimum and maximum diameter dimensions
specified in Table 1 when measured in accordance with 7.1 and
7.2.
4.1.2 Air-Gun Shot, Lead—Air-gun shot, lead, shall con-
form to the minimum diameter dimensions specified in Table 2
when measured in accordance with 7.3 and shall conform to
the maximum shot-start force as specified in Table 3 when
measured in accordance with 7.4.
4.1.3 Pellets—Pellets shall conform to the minimum and
maximum length dimensions as specified in Table 4 when
measured in accordance with 7.5 and shall conform to the
maximum shot-start force as specified in Table 5 when mea-
sured in accordance with 7.4.
4.1.4 Air-Gun Darts—Air-gun darts shall conform to the
Neck Size Dimension A, in. (mm)
minimum and maximum length dimensions as specified in
Standard 0.346 + 0.0002, −0.0000
Table 6 when measured in accordance with 7.5 and shall
(8.79 + 0.005, −0.000)
FIG. 5CO Cylinder Non-Refillable Combination Gage (C.R.S.)
TABLE 1 Air-Gun Shot (Steel)—Diameters
Maximum Neck Diameter and Minimum Neck Length (Standard
Maximum Minimum Dimension
Neck Cylinder)
Projectile Type Spherical Diameter, Across Flats,
in. (mm) in. (mm)
Air-gun shot, steel, BB cal (.177 0.175 (4.44) 0.162 (4.11)
cal)
or both, by the manufacturer or its authorized representative. If
Air-gun shot, steel, .22 cal 0.2198 (5.583) 0.205 (5.21)
the valve does not move then the valve passes the test and may
F590−12 (2018)
TABLE 2 Air-Gun Shot (Lead)—Diameters
7.1.1 Significance—The purpose of this test method is to
Minimum Diameter, establish the maximum diameter of air-gun shot, steel, to
Projectile Type
in. (mm)
ensure that the projectile will be compatible with the non-
Air-gun shot, lead, .177 cal 0.162 (4.11)
powder gun for which it is intended.
Air-gun shot, lead, .22 cal 0.205 (5.21)
7.1.2 Apparatus:
7.1.2.1 Ring Gage, with a minimum thickness of 0.125 in.
(3.18 mm) and a hole diameter with the maximum diameter in
Table 1 60.0001 in. (+0.002 mm). The ring gage is used to
conform to the maximum shot-start force as specified in Table
determine whether the air-gun shot exceeds the appropriate
7 when measured in accordance with 7.4.
maximum spherical diameter in Table 1.
4.1.5 FinishandAppearance—Theoutermostsurfacesofall
7.1.2.2 Screening Plate (optional), with holes 0.001 6
projectiles that require protection against deterioration shall
0.0001-in. (0.025 6 0.002-mm) smaller in diameter than the
have a protective finish.
maximum diameter of the ring gage specified in 7.1.2.1. The
4.2 Propellants—Compressedair,nitrogengas,andCO gas
screening plate may be used to select or screen only the largest
propellantmaybecombinedwithadditionalingredientsforuse
shot for measurement with the ring gage.
as propellants for non-powder guns, but the propellant shall be
7.1.3 Test Specimen—Test specimens shall consist of new
noncombustible.
air-gun shot, selected in accordance with the manufacturer’s
4.3 CO Cylinder Non-Refillable:
usual quality assurance practices.
4.3.1 CO Cylinder Measurement Test—CO cylinders shall
2 2
7.1.4 Procedure:
conform with the appropriate dimensions and tolerances in
7.1.4.1 Conductthetestatroomtemperature(60to80°F(16
Table 8 and Table 9 when measured in accordance with 7.6.
to 27°C)).
4.3.2 CO Cylinder Non-Refillable Temperature Test—CO
2 2
7.1.4.2 Ascreening plate may be used to reduce the number
cylinders shall withstand a temperature as defined in 7.6.4.1
of shot which must be passed through the ring gage. If the
withoutleakingorburstingwhentestedinaccordancewith7.6.
screeningplatein7.1.2.2isused,placethetestspecimenonthe
4.3.3 Rupture Test—CO cylinders that have been tested in
plate. Shake the plate so that the smaller shot pass through the
accordancewith7.6and7.8shallnotfragmentorsplinterupon
screen and the larger shot remain on the screen. Collect the
rupture. Failure shall not occur at the cap or neck section of the
larger shot remaining on the screen for measurement with the
cylinder.
ring gage. Inspect the shot which have passed through the
4.3.4 Finish and Appearance—The outermost surfaces of
screening plate and sort all abnormal shot from the lot which
CO cylindersthatrequireprotectionagainstdeteriorationshall
was passed through the screen for measurement with the ring
have a protective finish.
gage.
7.1.4.3 Place each shot in the hole of the ring gage with the
5. Significance and Use
maximumsphericaldiametershowninTable1.Rolltheshotin
5.1 This consumer safety specification establishes the di-
the ring gage so that the diameters of the three perpendicular
mensions and tolerances and supporting test methods for
axes of the shot are exposed to the hole in the ring gage. Shot
non-powder gun projectiles and propellants to ensure compat-
that does not roll within the ring gage is oversized and fails the
ibility between the projectiles and propellants and the non-
test.
powder guns for which they are designed.
7.2 Measurement of Flat Dimensions of Air-Gun Shot, Steel
5.2 This consumer safety specification identifies non-
(Fig. 2):
powder gun projectiles and propellants and establishes product
7.2.1 Significance—The purpose of this test method is to
identification requirements. The product identification require-
measurethedimensionsacrosstheflatsofair-gunshot,steel,to
ments are intended to guide users of non-powder guns in
ensure that the shot will be compatible with the gun and the
selecting the correct projectile or propellant for use in various
feed system for which it is intended.
guns, and attempts to prevent hazards associated with incorrect
7.2.2 Apparatus:
use of projectiles and propellants.
7.2.2.1 Pointed Micrometer, capable of measuring with an
6. Conformance accuracy of 60.0001 in
...
This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: F590 − 12 F590 − 12 (Reapproved 2018)
Standard Consumer Safety Specification for
Non-Powder Gun Projectiles and Propellants
This standard is issued under the fixed designation F590; the number immediately following the designation indicates the year of original
adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This consumer safety specification covers projectiles and propellants manufactured for use with non-powder guns intended
for target shooting, educational, and recreational purposes and is to be used in conjunction with Consumer Safety Specification
F589. Non-powder guns are commonly identified as BB guns, air guns, or pellet guns.
1.2 The projectiles and propellants covered by this consumer safety specification are BB cal, .177 cal (4.5 mm), .22 cal (5.5
mm), and .25 cal (6.4 mm) air gun shot of various materials; .177 cal (4.5 mm), 5 mm, .22 cal (5.5 mm), .25 cal (6.4 mm) pellets
and .177 cal (4.5 mm), 5 mm, .22 cal (5.5 mm), and .25 cal (6.4 mm) darts and propellants identified as 8 and 12-g type CO
cylinders with both small and standard-sized necks as well as refillable CO or compressed air cylinders and reservoirs.
1.3 This consumer safety specification does not cover propellants such as dichlorodifluoromethane or projectiles that are
propelled by a combustible release of energy; non-powder gun projectiles used with products identified as blow guns, sling shots,
cork guns, toy guns, or archery cross bows and other such devices; projectiles designed for adult use in obsolete non-powder guns,
custom-made non-powder guns, and non-powder guns designed for and used by law enforcement, scientific, veterinary or military
use; paint ball markers, ammunition for airsoft/softair guns and shot used with shotguns in the firearm classification. Test methods
for refilling cylinders do not purport to address all of the safety issues, if any, associated with the safe handling and transfilling
of small cylinders. It is the responsibility of the user of this standard to establish appropriate safety practices and determine the
applicability of regulatory limitations, such as but not limited to DOT, CGA and OSHA, prior to use.
1.4 The following precautionary caveat pertains only to the test method portion, Section 7, of this specification: 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 safety, health, and healthenvironmental practices and determine the applicability of
regulatory limitations prior to use.
1.5 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.
2. Referenced Documents
2.1 ASTM Standards:
F589 Consumer Safety Specification for Non-Powder Guns
F2030 Specification for Paintball Cylinder Burst Disk Assemblies
3. Terminology
3.1 Definitions of Terms Specific to This Standard:
Projectiles
3.1.1 air-gun dart—a .177 cal, 5 mm, .22 cal, or .25 cal non-powder gun projectile having a pointed configuration on one end
and tufts on the other (see Fig. 1).
3.1.1.1 tuft—the material that is added to the body of a dart.
3.1.2 air-gun shot—a BB, .177, .22-cal, or .25 cal ball-shaped, non-powder gun projectile made primarily of lead, lead alloy,
or steel (see Fig. 2).
This consumer safety specification is under the jurisdiction of ASTM Committee F15 on Consumer Products and is the direct responsibility of Subcommittee F15.06
on Safety Standards for Non-Powder Gun Products.
Current edition approved Feb. 1, 2012April 1, 2018. Published March 2012April 2018. Originally approved in 1978. Last previous edition approved in 20052012 as
F590 – 05.F590 – 12. DOI: 10.1520/F0590-12.10.1520/F0590-12R18.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F590 − 12 (2018)
FIG. 1 Air-Gun Dart
FIG. 2 Air-Gun Shot
3.1.2.1 air-gun shot, lead—a shot made of lead or lead alloy which may or may not have a protective finish.
3.1.2.2 air-gun shot, lead-coated—a shot made of steel that has a thin, uniform coating of lead or lead alloy. It may or may not
have a protective finish.
3.1.2.3 air-gun shot, steel—a shot made of steel that is coated with a protective finish.
3.1.2.4 dimension across flats—the diameter of an air-gun shot, as measured across the flats.
3.1.2.5 maximum spherical diameter—the largest diameter of an air-gun shot, as measured with a ring gage.
3.1.3 caliber—the nomenclature used to indicate the bore size of a non-powder gun and the compatible projectile intended for
use with that bore size.
3.1.4 non-powder gun projectile—a projectile that is designed for and intended to be discharged from a non-powder gun.
3.1.5 pellet—a .177 cal, 5 mm, .22 cal, or .25 cal nonspherical, semihollow non-powder gun projectile made of lead, lead alloy,
or other material, or a combination thereof. Typical examples are shown in Fig. 3.
3.1.5.1 nose of pellet—the forwardmost portion of a pellet.
3.1.5.2 overall length of pellet—the maximum dimension of a pellet as measured parallel to the axis.
3.1.6 shot-start force—the force that is required to insert a non-powder gun projectile into a cavity of standard size for a given
caliber.
Propellants
Propellants
3.1.7 CO (carbon dioxide) cylinder non-refillable—a cylinder that holds carbon dioxide in a liquid-gas combination and
consists of a main body or container and a neck containing the cap and seal (see Fig. 4) for use in non-powder guns.
3.1.7.1 cap, CO cylinder—the section of the cylinder neck containing the seal that is punctured to release CO for use in the
2 2
non-powder gun.
FIG. 3 Air-Gun Pellets
F590 − 12 (2018)
FIG. 4 CO (Carbon Dioxide) Cylinder Non-Refillable
3.1.7.2 neck diameter, CO cylinder—the outside diameter of the neck of a CO cylinder.
2 2
3.1.7.3 neck length, CO cylinder—the distance the neck of a cylinder enters into a hole equal to the maximum allowable neck
diameter (see Fig. 5).
3.1.7.4 overall length, CO cylinder—the length measured parallel to the longitudinal axis of the cylinder.
Neck Size Dimension A, in. (mm)
Standard 0.346 + 0.0002, −0.0000
(8.79 + 0.005, −0.000)
FIG. 5 CO Cylinder Non-Refillable Combination Gage (C.R.S.) Maximum Neck Diameter and Minimum Neck Length (Standard Neck
Cylinder)
F590 − 12 (2018)
3.1.7.5 outside diameter, CO cylinder—the diameter of the main body of the CO cylinder.
2 2
3.1.8 CO (carbon dioxide) cylinder refillable—a cylinder that holds carbon dioxide in a liquid-gas combination consisting of
a cylinder and a self-activating on/off valve assembly for use on non-powder guns.
3.1.9 propellant, CO (carbon dioxide)—a propellant in which the energy source is obtained from compressed carbon dioxide
gas.
3.1.10 propellant, compressed—a propellant in which the energy source is obtained from compressed air or other nonflammable
gas.
3.1.11 propellant, refillable removable—also known as removable CO cylinders refillable, a cylinder and valve assembly which
is removed from the non-powder guns to be refilled.
3.1.12 propellant, refillable non-removable—a reservoir contained within the non-powder guns which by its design is not easily
removable however is refillable with a non-flammable gas.
3.1.13 propellant, non-refillable—also known as CO cylinders, non-refillable, generally referred to as disposable cartridges
which are discarded after use and are not refillable for use in non-powder guns.
Fill Stations
3.1.14 fill station—a device designed to attach to a CO or compressed air cylinder and to a refillable non-powder guns cylinder
to facilitate transfilling of the non-powder gun’s cylinder or a device designed to attach a CO or compressed air cylinder to a
non-powder gun to facilitate the transfilling a non-removable reservoir contained within the non-powder guns.
3.1.15 authorized retester—a facility registered with and approved by DOT for the re-qualification of refillable CO cylinders.
3.1.16 blow-down valve—a valve which is part of a fill station assembly for refilling CO , which is intended to vent gas from
the cylinder and fill station.
3.1.17 DOT—Department of Transportation.
3.1.18 TC—Transport Canada.
3.1.19 valve twist test—a test done by hand whereas the user grasps the valve with one hand and the bottle with the other and
attempts to turn the valve by hand in a counter- clockwise counter-clockwise direction (left).
3.1.19.1 Discussion—
If the valve does move, the valve and bottle should not be filled and should be repaired or serviced, or both, by the manufacturer
or its authorized representative. If the valve does not move then the valve passes the test and may be filled provided it passes all
other requirements. The test should only be done when the cylinder is empty and without any tools.
4. Requirements
4.1 Projectiles:
4.1.1 Air-Gun Shot, Steel—Air-gun shot, steel, shall conform to the minimum and maximum diameter dimensions specified in
Table 1 when measured in accordance with 7.1 and 7.2.
4.1.2 Air-Gun Shot, Lead—Air-gun shot, lead, shall conform to the minimum diameter dimensions specified in Table 2 when
measured in accordance with 7.3 and shall conform to the maximum shot-start force as specified in Table 3 when measured in
accordance with 7.4.
4.1.3 Pellets—Pellets shall conform to the minimum and maximum length dimensions as specified in Table 4 when measured
in accordance with 7.5 and shall conform to the maximum shot-start force as specified in Table 5 when measured in accordance
with 7.4.
4.1.4 Air-Gun Darts—Air-gun darts shall conform to the minimum and maximum length dimensions as specified in Table 6
when measured in accordance with 7.5 and shall conform to the maximum shot-start force as specified in Table 7 when measured
in accordance with 7.4.
4.1.5 Finish and Appearance—The outermost surfaces of all projectiles that require protection against deterioration shall have
a protective finish.
TABLE 1 Air-Gun Shot (Steel)—Diameters
Maximum Minimum Dimension
Projectile Type Spherical Diameter, Across Flats,
in. (mm) in. (mm)
Air-gun shot, steel, BB cal (.177 0.175 (4.44) 0.162 (4.11)
cal)
Air-gun shot, steel, .22 cal 0.2198 (5.583) 0.205 (5.21)
F590 − 12 (2018)
TABLE 2 Air-Gun Shot (Lead)—Diameters
Minimum Diameter,
Projectile Type
in. (mm)
Air-gun shot, lead, .177 cal 0.162 (4.11)
Air-gun shot, lead, .22 cal 0.205 (5.21)
4.2 Propellants—Compressed air, nitrogen gas, and CO gas propellant may be combined with additional ingredients for use
as propellants for non-powder guns, but the propellant shall be noncombustible.
4.3 CO Cylinder Non-Refillable:
4.3.1 CO Cylinder Measurement Test—CO cylinders shall conform with the appropriate dimensions and tolerances in Table
2 2
8 and Table 9 when measured in accordance with 7.6.
4.3.2 CO Cylinder Non-Refillable Temperature Test—CO cylinders shall withstand a temperature as defined in 7.6.4.1 without
2 2
leaking or bursting when tested in accordance with 7.6.
4.3.3 Rupture Test—CO cylinders that have been tested in accordance with 7.6 and 7.8 shall not fragment or splinter upon
rupture. Failure shall not occur at the cap or neck section of the cylinder.
4.3.4 Finish and Appearance—The outermost surfaces of CO cylinders that require protection against deterioration shall have
a protective finish.
5. Significance and Use
5.1 This consumer safety specification establishes the dimensions and tolerances and supporting test methods for non-powder
gun projectiles and propellants to ensure compatibility between the projectiles and propellants and the non-powder guns for which
they are designed.
5.2 This consumer safety specification identifies non-powder gun projectiles and propellants and establishes product
identification requirements. The product identification requirements are intended to guide users of non-powder guns in selecting
the correct projectile or propellant for use in various guns, and attempts to prevent hazards associated with incorrect use of
projectiles and propellants.
6. Conformance
6.1 Non-powder gun projectiles and propellants produced after the effective date of this consumer safety specification shall not,
either by label or other means, indicate conformance with this consumer safety specification unless they conform with all the
requirements contained herein.
7. Test Methods
NOTE 1—No precision statement on any of the following test methods is available at this time.
7.1 Measurement of Maximum Spherical Diameter of Air-Gun Shot, Steel (see Fig. 2 and Table 1):
7.1.1 Significance—The purpose of this test method is to establish the maximum diameter of air-gun shot, steel, to ensure that
the projectile will be compatible with the non-powder gun for which it is intended.
7.1.2 Apparatus:
7.1.2.1 Ring Gage, with a minimum thickness of 0.125 in. (3.18 mm) and a hole diameter with the maximum diameter in Table
1 60.0001 in. (+0.002 mm). The ring gage is used to determine whether the air-gun shot exceeds the appropriate maximum
spherical diameter in Table 1.
7.1.2.2 Screening Plate (optional), with holes 0.001 6 0.0001-in. (0.025 6 0.002-mm) smaller in diameter than the maximum
diameter of the ring gage specified in 7.1.2.1. The screening plate may be used to select or screen only the largest shot for
measurement with the ring gage.
7.1.3 Test Specimen—Test specimens shall consist of new air-gun shot, selected in accordance with the manufacturer’s usual
quality assurance practices.
7.1.4 Procedure:
7.1.4.1 Conduct the test at room temperature (60 to 80°F (16 to 27°C)).
7.1.4.2 A screening plate may be used to reduce the number of shot which must be passed through the ring gage. If the screening
plate in 7.1.2.2 is used, place the test spe
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