A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 2925-01-149-2865
NSN 5975-01-650-1847
NSN 6650-01-255-6975
NSN 5985-01-416-3942
NSN 6150-01-399-5888
NSN 6105-00-482-4584
NSN 6145-00-053-5731
NSN 6685-01-378-8377
NSN 5910-00-840-4395
NSN 6645-01-436-9702
NSN 5855-01-308-0955
NSN 5835-01-589-4735