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 5945-01-394-2206
NSN 7035-00-803-3056
NSN 5999-01-207-8565
NSN 6685-01-303-2211
NSN 6110-00-851-6746
NSN 5920-01-566-3285
NSN 5998-01-273-0124
NSN 5965-00-826-1841
NSN 5855-01-389-8884
NSN 5990-00-642-9930
NSN 6150-00-838-4952
NSN 5930-01-477-6027