A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 6320-01-103-1655
NSN 5998-00-100-0491
NSN 5960-00-058-8830
NSN 5910-01-501-6192
NSN 5996-01-631-2996
NSN 5998-01-454-7103
NSN 5910-01-208-6340
NSN 6610-01-039-9295
NSN 5985-00-981-8678
NSN 2925-01-301-9339
NSN 5835-01-526-8854
NSN 5835-01-116-2369