A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 5965-01-472-3664
NSN 5915-01-479-6403
NSN 5945-01-067-0023
NSN 5925-01-599-2747
NSN 5965-01-572-9399
NSN 6650-01-169-6367
NSN 6130-01-430-2452
NSN 6320-00-788-5297
NSN 5996-01-275-1733
NSN 5965-00-548-9656
NSN 5925-01-210-9765
NSN 5960-01-406-4136