SB 740-94-8
Table D-1. Packaging, Packing, Marking, and Preservation, Service Kit, M254 NS 1040-00-157-6974
Category defect No.
Defect
Inspection method
Critical
None defined.
Major:
101
Shipping or inner containers damaged, deteriorated, or weathered to
Visual
the
extent that contents cannot be adequately protected and containers
require replacement.
102
Inner container wet or mildewed.
Visual
103
Loose pack (packing so loose that contents have been damaged or are in
danger of being damaged).
Other
Refer to "Quality Defect Codes" in appendix as
Visual
Minor
201
Slight damage to shipping or inner containers but not affecting protec-
Visual
tion of contents.
Other
Refer to "Quality Defect Codes"in appendix A.
Visual
b. Classification of Defects for End Items.
Table D-2. Service Kit, Portable Riot Control Agent Disperser, M254 NSN 1040-00-157-6974
Category defect No.
Defect
Inspection method
Critical
1
Pressure check gage assembly leakage.
Test, Paragraph D-4c(1)
2
Charging hose assembly leakage.
Test, paragraph D-4c(1)
Major:
101
Inline pressure check gage assembly.
Test, paragraph D-4c(2)
102
Charging hose damaged, kinked, or cut.
Visual
103
Charging hose assembly fittings damaged.
Visual
104
Agent transfer tube damaged.
Visual
105
Protective caps missing.
Visual
Other
Refer to "'Quality Defect Codes" in appendix A.
Visual
Minor:
Refer to "Quality Defect Codes" in appendix A.
Visual
c. Tests.
assembly FDWG C116-3-90). Test these components
WARNING:
as an assembly.
Only authorized personnel (those
(a) Requirement. The assembly shall
thoroughly trained in the operation
not leak when subjected to an internal air pressure of
of the service kit)- are permitted to
2100 + 50 pounds per square inch gage (psig) for a
charge, service or function the
period of 60 seconds when tested as specified.
service kit. Personnel shall wear
(b) Equipment required.
approved eye protective equipment
1. Regulated air pressure source
when conducting tests.
Firmly
(2400 + 50 psig).
anchor all pressure hoses, test
2. Water tank and water.
specimens, or other pieces of
(c) Procedure.
equipment
capable
of
being
1. Subject the assembly to an
propelled in the event of rupture.
internal air pressure of 2100 + 50 psig for a minimum
Examine test samples and test
period of 60 seconds with the assembly submerged in
equipment for foreign matter prior to
water up to the bottom of the gage.
testing. Isolate the test equipment
2. Do not allow water to contact
and specimens when conducting
the gage.
pressure tests.
Where possible,
3. Do not exceed a pressurizing
locate pressure gages and operating
rate of 500 psig per minute.
controls a safe distance from the test
4. Observe for leakage.
site.
When conducting a visual
5. Dry and disassemble the check
examination for leakage, a portable
gage with the charging hose assembly and return
shield mounted on casters may be
serviceable components to storage.
used.
The shield should be of
(2) Inline pressure check gage assembly
sufficient strength to withstand an
(DWG C116-3-63).
impact resulting from a rupture of
(a) Requirements. The Inline Pressure
the test equipment or specimen.
Check
(1) M254 service kit pressure check, gage
assembly (DWG Dl116-3-62) and charging hose
D-2
