A precision tool used as a standard for setting calipers and comparing gages, testing precision tools and measuring parallel surfaces, rings and cylinders. It consists of high grade steel rod, precision ground and lapped to size as to length.
Classification: Drawing, marking-out or mathematical calculating instruments, nesoi
NSN 5895-00-068-3778
NSN 4140-00-495-8704
NSN 5975-01-023-8773
NSN 5998-01-128-7744
NSN 5905-01-441-6826
NSN 6150-01-459-8026
NSN 2925-00-180-2532
NSN 6105-01-038-6824
NSN 6645-01-237-2568
NSN 6145-01-110-7580
NSN 5985-01-246-3417
NSN 5930-00-866-5876