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 6110-01-108-0215
NSN 6730-01-530-7478
NSN 5975-01-134-7405
NSN 5820-00-455-8046
NSN 5841-00-509-3985
NSN 5965-00-777-7037
NSN 5840-01-498-3432
NSN 6350-01-507-8243
NSN 5840-01-140-1030
NSN 6940-01-656-3641
NSN 5821-01-320-7658
NSN 7450-01-113-8643
Last modified 05/03/2024