A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 5905-01-656-8569
NSN 6130-01-048-5922
NSN 5925-01-449-2188
NSN 6650-00-782-4624
NSN 5996-01-459-8014
NSN 5905-01-311-0584
NSN 5990-01-517-7848
NSN 2925-01-464-3093
NSN 6135-01-196-2135
NSN 6135-01-268-7056
NSN 6320-00-483-0451
NSN 5996-01-042-2172