A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6240-00-458-4662
NSN 5950-01-607-0323
NSN 5965-01-099-8745
NSN 2925-01-658-4470
NSN 6110-01-551-6329
NSN 5895-01-538-2792
NSN 4140-01-127-0032
NSN 5960-01-195-6905
NSN 5998-01-384-3938
NSN 6130-01-041-6134
NSN 6320-01-202-8761
NSN 6320-01-418-2611