A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 5985-01-327-3451
NSN 4140-01-172-4637
NSN 5975-01-208-1737
NSN 6110-01-370-4234
NSN 5905-01-387-7005
NSN 6620-00-064-4964
NSN 6620-00-411-4983
NSN 6105-01-594-2251
NSN 5905-01-076-7468
NSN 6220-01-303-4577
NSN 5935-01-335-0239
NSN 5930-00-506-2231