A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 2925-01-411-0896
NSN 5895-00-728-3655
NSN 7035-00-991-6877
NSN 5996-00-111-1538
NSN 6150-01-162-6348
NSN 5990-01-253-7647
NSN 5930-00-545-3911
NSN 6685-01-198-3245
NSN 5985-01-506-2657
NSN 6620-00-280-2874
NSN 6650-01-191-5851
NSN 6110-01-435-6610