MIL-F-26301G
3.9 Immersion. When flashers are tested as specified in 4.4.6, there shall be no damage that would affect
subsequent operation.
3.10 Shock. After flashers are tested as specified in 4.4.7, they shall meet the requirements of 3.5.4.1 and 3.5.4.2,
as applicable.
3.11 Altitude. When flashers are tested as specified in 4.4.8, there shall be no damage that would affect
subsequent operation.
3.12 Humidity. After flashers are tested as specified in 4.4.9, they shall meet the requirements of 3.5.4.1 and
3.5.4.2, as applicable.
3.13 Salt fog. When flashers are tested as specified in 4.4.10, they shall meet the requirements of 3.5.4.1, 3.5.4.2,
and 3.5.4.3, as applicable.
3.14 Sand and dust (when specified) (see 3.1). When flashers are tested as specified in 4.4.11, they shall meet
3.15 Electromagnetic interference. When flashers are tested as specified in 4.4.12, they shall meet the
requirements of MIL-STD-461, equipment class A-1. Following the test, flashers shall meet the requirements of
3.5.4.1 and 3.5.4.2, as applicable.
3.16 Transient voltage. When flashers are tested as specified in 4.4.13, there shall be no evidence of damage.
3.17 Life. When flashers are continuously operated as specified in 4.4.14 for the specified period of time (see 3.1),
there shall be no failures. Following this test, flashers shall meet the requirements of 3.5.4.1, 3.5.4.2, 3.5.4.3, and
3.6, as applicable.
3.18 Marking. Flashers shall be marked in accordance with MIL-STD-1285 with the following information, as a
minimum:
a.
MS or specification sheet Part or Identifying Number (PIN) (as applicable).
b.
Item name (from document title).
c.
Manufacturer's CAGE code (as applicable).
d.
Functional diagram (see 3.4.7).
e.
Load rating (as applicable).
3.19 Recycled, recovered, or environmentally preferable materials. Recycled, recovered, or environmentally
preferable materials should be used to the maximum extent possible provided that the material meets or exceeds the
operational and maintenance requirements, and promotes economically advantageous life cycle costs.
3.20 Pure tin. The use of pure tin, as an underplate or final finish, is prohibited both internally and externally. Tin
content of (product) and solder shall not exceed 97 percent, by mass. Tin shall be alloyed with a minimum of 3
percent lead, by mass (see 6.6).
3.21 Workmanship. Flashers shall be uniform in quality and shall be free from cracks, displaced parts, sharp
edges, burrs, and other defects that could affect life, serviceability, and appearance.
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).
4.2 First article inspection. First article inspection shall be performed at a laboratory acceptable to the
Government on sample flashers produced with equipment and procedures normally used in production.
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