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 5915-01-248-2229
NSN 5905-00-171-2158
NSN 6150-01-256-8596
NSN 6620-00-242-3237
NSN 6105-00-479-8991
NSN 6110-01-327-1127
NSN 5960-01-250-1095
NSN 5999-01-323-7113
NSN 6150-00-613-3076
NSN 6220-01-109-7379
NSN 5945-00-985-0559
NSN 5925-01-119-3429