A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6110-00-337-0858
NSN 6650-00-900-0049
NSN 6110-00-097-9140
NSN 5985-01-007-6652
NSN 5960-01-248-4743
NSN 5855-01-243-2355
NSN 5996-01-656-7717
NSN 6620-00-981-6958
NSN 5930-01-493-8369
NSN 5998-01-234-8666
NSN 7035-01-044-0136
NSN 5999-00-854-5065