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 6685-00-469-4520
NSN 6610-01-167-8747
NSN 5945-01-221-3960
NSN 5985-01-074-0658
NSN 6645-01-124-6277
NSN 5905-01-242-9378
NSN 5930-00-900-8190
NSN 5930-01-535-9818
NSN 5905-01-556-4408
NSN 6220-01-277-5812
NSN 5945-01-059-2605
NSN 7035-00-679-9027