A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6110-01-444-9099
NSN 5990-00-999-8486
NSN 6645-01-448-8375
NSN 5935-00-899-9232
NSN 6135-01-205-5965
NSN 5915-01-199-8929
NSN 5835-00-518-4507
NSN 6685-00-104-9626
NSN 6685-01-316-6984
NSN 5975-01-371-0666
NSN 5915-00-928-1543
NSN 5998-01-523-3566