A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 5835-01-351-8429
NSN 6130-01-110-0325
NSN 6650-00-684-3060
NSN 5975-01-650-0005
NSN 6145-00-194-3684
NSN 5835-01-277-0710
NSN 5960-01-033-6651
NSN 6650-00-382-6080
NSN 5985-01-476-3441
NSN 5930-01-634-0659
NSN 6150-01-465-9904
NSN 5895-01-258-2363