A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 6685-01-505-9331
NSN 6220-00-961-0783
NSN 5835-00-102-2373
NSN 5975-01-522-0326
NSN 5905-01-146-3253
NSN 5920-01-645-8903
NSN 5999-01-238-2794
NSN 4140-01-351-3892
NSN 5999-01-111-3389
NSN 5905-00-724-3598
NSN 5996-01-487-3733
NSN 6135-00-726-4142