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 5996-01-238-5494
NSN 4140-00-935-5360
NSN 5996-00-073-2659
NSN 5998-00-775-2693
NSN 6320-00-371-8335
NSN 6145-01-633-0107
NSN 6150-00-824-4437
NSN 5905-01-244-9517
NSN 5910-01-456-9541
NSN 6610-01-003-9763
NSN 5915-00-150-4694
NSN 6685-01-463-2970