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 5998-01-415-5102
NSN 6220-01-653-9536
NSN 5835-01-381-2683
NSN 6620-01-458-8074
NSN 5990-01-344-7778
NSN 5945-01-290-4370
NSN 6145-01-274-0103
NSN 5990-00-051-7881
NSN 6685-01-347-8658
NSN 5999-01-594-0115
NSN 6145-00-279-7136
NSN 6135-00-756-6149