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 5950-01-319-1842
NSN 6620-01-322-8382
NSN 5945-00-470-5080
NSN 5915-01-633-9845
NSN 5855-00-586-6255
NSN 6145-00-515-6931
NSN 6110-00-917-3805
NSN 6145-01-360-5863
NSN 6620-01-431-9176
NSN 6105-01-202-4632
NSN 5975-01-093-3890
NSN 5930-01-268-0345