Letters amber, background opaque, reads ramp armed
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).
Classification: Parts of electric sound or visual signaling apparatus other than printed circuit assemblies, nesoi
NSN 6145-00-493-4073
NSN 5855-01-295-2313
NSN 6610-00-451-3325
NSN 5990-00-631-9480
NSN 6110-01-358-5165
NSN 5945-00-722-6383
NSN 6110-01-164-7693
NSN 5996-01-177-2848
NSN 6320-01-227-2648
NSN 6685-00-478-1858
NSN 6320-00-402-6493
NSN 6220-00-617-1843