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 5930-01-450-7351
NSN 6685-01-069-3594
NSN 6150-01-249-1351
NSN 5925-00-970-7366
NSN 6240-01-159-5043
NSN 6110-01-608-9139
NSN 5925-01-370-0955
NSN 4140-01-386-5630
NSN 6105-00-686-5995
NSN 5915-01-016-6341
NSN 5905-01-648-3329
NSN 6645-01-593-8964