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 5960-00-328-4058
NSN 5855-00-014-5008
NSN 6645-01-518-1107
NSN 5998-01-217-8276
NSN 6645-00-678-0914
NSN 6145-01-509-0297
NSN 5945-01-168-8746
NSN 2925-01-027-1293
NSN 5835-01-174-7700
NSN 6320-00-731-6134
NSN 5935-01-422-2963
NSN 5905-00-752-7360