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 5905-01-295-3700
NSN 5996-01-432-0117
NSN 5965-01-045-0247
NSN 5930-01-592-9698
NSN 5990-01-599-7106
NSN 5920-01-316-8286
NSN 6110-01-129-4398
NSN 5925-01-096-8607
NSN 6135-01-490-0278
NSN 5855-00-832-9341
NSN 5975-00-900-7898
NSN 5895-01-400-4153