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 6645-01-584-0892
NSN 6610-01-630-7202
NSN 5905-01-114-5796
NSN 5905-00-427-2295
NSN 5910-01-364-7702
NSN 5965-01-176-1556
NSN 5925-01-176-0922
NSN 4140-01-519-3349
NSN 5950-00-035-8791
NSN 5945-01-233-9611
NSN 6610-01-042-3954
NSN 5905-00-836-8054