A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 6240-01-593-4728
NSN 5905-01-215-9283
NSN 5935-00-109-0699
NSN 6135-00-170-8819
NSN 6220-01-394-9788
NSN 6320-01-441-2438
NSN 6150-01-549-6388
NSN 5965-00-179-7886
NSN 6150-00-421-8774
NSN 5998-01-314-2071
NSN 6240-00-755-6904
NSN 6135-01-355-8917