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 6620-01-633-8443
NSN 6150-00-431-9694
NSN 6220-01-634-0660
NSN 6110-00-690-9901
NSN 5998-00-961-5052
NSN 6610-01-381-3181
NSN 6620-00-988-9170
NSN 5905-00-056-9604
NSN 5930-00-464-7042
NSN 5996-01-566-0344
NSN 2925-00-640-8035
NSN 5950-01-212-1483