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 5910-01-525-0920
NSN 6650-01-168-8451
NSN 5935-00-044-4563
NSN 6135-00-170-8819
NSN 5925-01-555-8524
NSN 6645-00-633-3824
NSN 5950-00-915-5260
NSN 5996-00-661-1151
NSN 5930-00-373-1000
NSN 7035-00-834-2090
NSN 6645-01-425-2330
NSN 5950-01-576-5022