A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 5945-01-315-7126
NSN 6240-01-131-4454
NSN 5835-01-111-9838
NSN 6650-01-552-5930
NSN 5905-01-238-1611
NSN 6145-00-635-9957
NSN 5835-01-407-5260
NSN 6240-01-149-4861
NSN 5950-00-761-8063
NSN 5895-01-649-0713
NSN 7035-00-020-2227
NSN 5915-00-723-2476