MIL-S-48251 (MU)
3.2 Assembly .-The assembly shall comply with all requirements
specified on Drawing (dwg.) 9278328 and with all requirements spec-
ified in applicable specifications.
3.3 Moisture content
3.3.1 Star charge composition.-The moisture content of the
red star charge composition at the loading station at the time of
loading shall not exceed 0.1 percent and the moisture content of
the green and yellow star charge compositions at the loading
station at the time of loading shall not exceed 0.5 percent.
3.3.2 Black powder .-The moisture content of the black powder
at the loading station at the time of loading the signals, shall
not exceed 0.3 percent.
3.3.3 Paper, felt and chipboard.-The moisture content of the
paper, felt and chipboard components, at the loading station at
the time of loading the signals shall not exceed 6 percent.
3.3.4 Polypropylene felt.-The moisture content of the poly-
propylene felt components, at the loading station at the time of
loading shall not exceed 0.1 percent.
3.4 Transportation vibration.-The signal assemblies shall
comply with the following requirements when tested as specified
in MIL-STD-331, Test 119, Procedure 2.
3.4.1 The signal assembly shall not function during the test.
3.4.2 The signal assembly shall be safe to transport following
the test (see 6.6).
3.4.3 There shall be no evidence of external damage to the
signal assemblies that will affect the intended function (see 6.7).
3.4.4 There shall be no evidence of damage in the packing or
packaging that would affect the storage life of the signal assemblies.
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