A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 6150-01-108-0482
NSN 6610-01-199-0499
NSN 5915-00-275-2142
NSN 5990-00-434-0620
NSN 6150-01-194-1876
NSN 6105-01-422-2292
NSN 6150-01-337-3708
NSN 6105-01-171-4238
NSN 6645-01-240-5499
NSN 5945-00-319-4774
NSN 6105-00-395-7045
NSN 5905-01-036-1066