A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6620-00-170-5296
NSN 5998-01-439-8402
NSN 6105-01-095-0518
NSN 5950-00-983-7374
NSN 5945-01-157-9953
NSN 6610-00-484-9964
NSN 6135-01-364-2738
NSN 2925-01-100-3694
NSN 6220-00-455-0221
NSN 5935-01-454-1851
NSN 5965-01-613-6289
NSN 5998-01-461-8447