A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 5985-01-595-7112
NSN 5895-01-602-9926
NSN 6650-00-191-9000
NSN 6135-01-564-8390
NSN 6105-01-231-1654
NSN 5905-00-451-5740
NSN 5905-01-064-2492
NSN 5996-00-944-4370
NSN 5965-01-159-2694
NSN 6145-00-635-9957
NSN 5975-01-378-6578
NSN 5996-00-930-8127