A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 6650-00-186-5966
NSN 6105-01-087-9311
NSN 6685-01-441-0854
NSN 5910-00-223-5454
NSN 6145-01-247-2162
NSN 7035-00-548-4098
NSN 5920-01-224-7028
NSN 6145-01-424-0354
NSN 5996-01-290-5878
NSN 5960-00-736-8568
NSN 5925-01-401-5314
NSN 5965-01-033-9352