A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6110-01-020-8153
NSN 5950-01-332-4300
NSN 2925-00-891-9289
NSN 6150-01-559-8249
NSN 5920-01-212-9908
NSN 5998-00-464-1199
NSN 5910-00-996-1352
NSN 6135-01-482-7901
NSN 4140-01-163-4350
NSN 5920-00-254-8429
NSN 5915-00-589-4186
NSN 7035-01-523-0819