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 5910-01-438-6748
NSN 6240-01-442-7746
NSN 5895-01-437-4440
NSN 5999-01-191-7300
NSN 4140-01-006-1264
NSN 5985-00-778-5164
NSN 6240-00-845-9098
NSN 5910-01-376-4607
NSN 5895-00-389-7400
NSN 6650-01-556-6941
NSN 6130-00-538-9387
NSN 6240-00-452-5241