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 5905-01-355-2411
NSN 5960-01-504-1892
NSN 6130-01-571-4716
NSN 6645-01-441-2762
NSN 6610-00-078-9620
NSN 5985-01-224-9016
NSN 6150-01-363-2798
NSN 5905-00-575-1158
NSN 5960-00-764-7164
NSN 6110-01-414-8518
NSN 5905-01-063-4517
NSN 5895-01-529-6710