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 1240-01-446-9833
NSN 1285-01-356-8215
NSN 5965-01-641-7342
NSN 5841-01-025-6590
NSN 5895-00-138-5899
NSN 6675-00-991-6455
NSN 5826-01-147-3098
NSN 7520-00-375-9181
NSN 5841-01-157-9233
NSN 6730-01-510-3928
NSN 7520-00-640-9804
NSN 1240-01-291-9347
Last modified 06/02/2024