A tachometer designed to be held in the hand and whose spindle is driven by manually pressing it to the rotating object.
NSN 5945-01-430-2222
NSN 5925-01-460-0451
NSN 5930-01-330-2421
NSN 5965-01-617-9182
NSN 2925-00-724-9252
NSN 5935-00-632-7795
NSN 5935-01-137-4019
NSN 5945-01-346-7113
NSN 5930-01-385-7605
NSN 6135-00-883-9024
NSN 5905-01-386-9612
NSN 5998-00-402-8901