T.O.31S9-4-99-1; AN/USQ139-1 end item identification, tass hq equip , headquarters kit .
Headquarters kit
A signaling apparatus which operates electromagnetically and serves to indicate visually, or visually and audibly, whether a current is flowing, has flowed, or has changed direction of flow in one or more circuits. It is usually employed in connection with alarms, electric bells, or buzzers. See also alarm (as modified).
Switch Board Assembly
Switch Board Assembly
Power Supply
Power Supply
Transistor Assembly
NSN 5805-01-351-6083
NSN 5841-00-614-0617
NSN 5815-00-101-9813
NSN 7520-01-339-9517
NSN 6940-01-488-9347
NSN 5895-01-544-7177
NSN 1285-01-349-6752
NSN 7450-01-384-2027
NSN 5975-01-477-9465
NSN 1240-00-996-3824
NSN 5995-01-349-8996
NSN 5810-01-607-4621
Last modified 05/10/2024