A tachometer that consists of indicator(s), generating transmitter(s), and the necessary connections.
NSN 5895-01-142-1785
NSN 5998-01-374-9920
NSN 7035-01-513-2501
NSN 5975-01-550-4592
NSN 5996-01-319-3205
NSN 5945-01-288-8653
NSN 6240-01-100-1279
NSN 5930-00-871-5084
NSN 5855-01-203-4719
NSN 6650-01-210-5090
NSN 6220-01-630-3976
NSN 5985-00-848-1325