A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 5945-01-317-2979
NSN 2925-00-617-0826
NSN 6145-01-142-9319
NSN 5920-01-163-9257
NSN 6685-01-181-6232
NSN 5998-00-520-6391
NSN 5998-00-677-9106
NSN 2925-01-333-6346
NSN 6135-00-271-0407
NSN 5895-01-360-0778
NSN 5895-01-435-5090
NSN 5990-00-016-5648