An instrument used to determine internal measurements. It consists of two straight legs hinged at one end and curved outward at the other end. A hinge tension device is provided.
Classification: Micrometers and calipers
NSN 6105-01-580-1548
NSN 6130-01-324-0007
NSN 6150-00-288-4737
NSN 5996-01-415-3901
NSN 5996-00-581-5810
NSN 5985-00-849-0055
NSN 6650-01-554-8571
NSN 5999-01-449-1067
NSN 6240-00-227-0135
NSN 6150-01-381-5676
NSN 6220-01-658-0175
NSN 5925-01-014-9858