A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 7035-00-312-3055
NSN 6620-01-371-1655
NSN 6645-01-575-2297
NSN 6150-01-113-8551
NSN 2925-01-179-2648
NSN 6150-01-580-0209
NSN 6645-01-178-4936
NSN 6685-01-626-3232
NSN 5990-01-014-1280
NSN 5925-01-029-3483
NSN 5998-00-454-2042
NSN 6685-00-983-5326