MIL-DTL-12883F
4.7.7.3 Sockets with loose, threaded mounting studs (see 3.5.6.3).
a. A twisting force equal to the specified force (see 3.1) shall be applied to the stud with a torque
wrench, or equivalent.
b. The torque shall be applied through a threaded test adapter (see appendix).
c.
The nut, which affixes the stud to the housing, must be held to prevent it from rotating at the time
the test force is being applied.
d. The socket shall be supported in such a manner so as to not apply outside forces to the socket
flanges in which the studs are fastened. Care must be exercised not to apply forces, other than
twisting, to the stud.
e. After testing sockets shall meet the requirements of 3.5.6.3.
4.7.8 Vibration (see 3.5.7). Sockets shall be tested in accordance with method 2005 of MIL-STD-1344.
The following details and exceptions shall apply:
a. Mounting: Sockets shall be secured, face up, to a horizontal mounting plate, and the applicable
vibration test gauge (see 3.1 and appendix), shall be inserted into the socket.
b. Initial measurements: Not applicable.
c.
Motion: Horizontal motion only, in a direction at right angles to the long axis of the socket or
saddle.
d. Length of time: 2-1/2 hours.
e. Measurements during vibration: Electrical continuity shall be monitored continuously throughout
the test.
f.
Test condition VI, letter J.
g. After testing sockets shall meet the requirements of 3.5.7.
4.7.9 Mechanical shock (when specified) (see 3.1 and 3.5.8). Sockets shall be tested in accordance
with method 2004 of MIL-STD-1344. The following details shall apply:
a. Mounting method: Sockets shall be secured, face up, to a horizontal mounting plate, and the
applicable shock test gauge (see 3.1), shall be inserted into the socket.
b. Test condition E.
c.
Measurements during shock test: Electrical continuity shall be monitored continuously throughout
the test.
d. After testing sockets shall meet the requirements of 3.5.8.
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