MIL-DTL-23953D(SH)
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as follows:
a.
Qualification inspection (see 4.2).
b.
Conformance inspection (see 4.3)
4.2 Qualification inspection. Qualification inspection shall consist of the examination and tests listed in
table IV. Qualification tests shall be conducted at a laboratory acceptable to the Naval Sea Systems Command
(NAVSEA).
TABLE IV. Qualification and conformance inspections.
Verification/Test
Examination or test
Qualification
Conformance
Requirement
method
Dimensions and visual
X
Disassembly and examination
X
Nondestructive test
X
X
Proof test
X
X
Needle assembly test
X
X
Poppet vent assembly test
X
X
Poppet seat test
X
X
Low-pressure function test
X
X
External leakage test
X
X
Check feature flow capacity test
X
Vent feature flow capacity test
X
Operational test
X
X
Low-temperature operational test
X
Low-flow stability test
X
Valve poppet vent test
X
Water-slug test
X
Underwater explosion shock test
X
High-impact shock test
X
Vibration test
X
Burst test
X
Spring compression examination
X
Material examination
X
X
4.3 Conformance inspection.
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