MIL-PRF-10436N
license number, and appropriate control instructions of the using service. A warning against
disassembly shall also be included (see 4.4.3.6.2.1).
3.6.6.2.2 Marking of a license exempt item. The bottom of the compass shall be permanently
marked to include the Nuclear Regulatory Commission manufacturer's identification number,
XXXmCi 3H and CONTROLLED DISPOSAL REQUIRED (see 4.4.3.6.2.2 and 6.4).
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified
as follows:
a. First article inspection (see 4.2).
b. Conformance inspection (see 4.3).
c. Comparison inspection (see 6.8).
4.2 First article inspection. First article compasses shall consist of 10 completely assembled
units.
4.2.1 Tests. Unless otherwise specified (see 6.2), the first article compasses shall be tested as
specified in table I in the sequence presented. Failure of any test shall be cause for rejection of
the first article compasses.
TABLE I. Test schedule.
Test
Requirement
Verification
Luminosity
4.4.1.9.4.1
3.4.10.1
Contamination
4.4.3.2.1
3.6.2.1
Shock
4.4.2.2
3.5.2
Low and High temperature
4.4.2.3
3.5.3
Damping
4.4.1.9.1
3.4.9.1
Freedom of rotation when tilted
4.4.1.9.2
3.4.9.2
Magnetic performance and compass error
4.4.1.8
3.4.8, 3.4.9.3
Friction error
4.4.1.9.3
3.4.9.4
Lanyard attachment
4.4.1.6.1
3.4.6.1
Durability *
4.4.3.4
3.6.4
Impact durability of vials*
4.4.3.3
3.6.3
Diffusion
4.4.3.2.2
3.6.2.2
Water leakage
4.4.2.1
3.5.1
Luminosity
4.4.1.9.4.1
3.4.10.1
· To be performed during first article testing only.
6
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