A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 5998-01-074-2954
NSN 5855-00-631-4565
NSN 5999-01-660-6479
NSN 5920-01-069-9833
NSN 6645-01-023-8020
NSN 5999-00-079-0368
NSN 6650-01-552-0515
NSN 6150-00-591-7994
NSN 5998-01-056-4877
NSN 5855-01-171-2818
NSN 5910-01-552-0863
NSN 6150-01-056-7146