A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 7035-01-182-1086
NSN 2925-00-323-7394
NSN 7035-00-421-8710
NSN 6620-01-110-4620
NSN 6645-01-234-2856
NSN 5945-00-716-1888
NSN 5920-01-516-3847
NSN 5935-00-153-4610
NSN 5960-01-386-3855
NSN 5925-01-127-3794
NSN 6220-00-212-9098
NSN 5996-00-567-4804