A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6620-01-054-9346
NSN 6150-01-459-7116
NSN 6130-01-272-5233
NSN 6650-00-254-8966
NSN 5925-01-196-9282
NSN 5895-01-502-9873
NSN 5998-01-245-9306
NSN 5990-00-578-8850
NSN 6105-00-275-0826
NSN 5895-01-624-6469
NSN 5975-00-994-5648
NSN 6220-01-445-5544