A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 5915-01-200-8075
NSN 6610-01-533-1115
NSN 6220-00-628-1410
NSN 5996-01-323-7763
NSN 2925-01-492-5342
NSN 5990-01-400-3299
NSN 2925-01-202-6451
NSN 5998-01-188-6804
NSN 5985-01-420-6942
NSN 5965-01-521-3224
NSN 6620-00-098-4864
NSN 5930-01-140-0609