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 5855-00-013-1244
NSN 2925-01-538-1343
NSN 5835-01-339-0542
NSN 6240-01-431-9827
NSN 5915-01-237-4894
NSN 6645-01-266-0883
NSN 5985-00-178-1143
NSN 5965-00-518-0958
NSN 5895-01-218-5267
NSN 6685-00-008-5092
NSN 6610-01-059-5271
NSN 6130-01-556-9747