A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 5935-00-291-4910
NSN 6240-01-408-6394
NSN 6645-01-441-0937
NSN 6110-01-429-8568
NSN 6610-00-809-5572
NSN 6240-00-853-3576
NSN 5910-01-360-0411
NSN 5915-00-171-1812
NSN 6150-01-383-0827
NSN 5996-01-600-8077
NSN 6240-00-126-4551
NSN 5996-01-622-5008