A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6110-01-228-8384
NSN 6130-01-220-1638
NSN 5960-01-449-1310
NSN 6685-00-443-3271
NSN 7035-00-079-7189
NSN 6105-01-496-7948
NSN 5996-01-024-2930
NSN 6135-01-370-9441
NSN 5945-01-623-9385
NSN 6110-00-104-4663
NSN 5835-01-381-1824
NSN 6645-01-023-3308