A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 4140-01-020-4224
NSN 6645-00-735-1481
NSN 5999-00-548-2060
NSN 5910-00-726-4139
NSN 6645-01-377-7866
NSN 5895-00-776-6079
NSN 2925-01-196-6187
NSN 5920-01-286-4297
NSN 5895-00-724-8126
NSN 5990-01-387-6114
NSN 6645-00-904-2754
NSN 5935-01-422-4760