A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 6145-01-449-1343
NSN 6220-00-919-5231
NSN 5920-01-262-3570
NSN 6130-01-424-7616
NSN 2925-01-425-7087
NSN 5996-00-806-1566
NSN 5925-01-092-6395
NSN 6645-00-291-6873
NSN 6220-01-167-1805
NSN 5975-00-833-9596
NSN 5945-01-539-8273
NSN 6220-00-548-1999