A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 6610-01-341-4014
NSN 5925-00-187-8860
NSN 6650-01-474-6889
NSN 5999-00-343-6770
NSN 6685-01-413-2990
NSN 2925-01-510-6630
NSN 5990-01-433-7886
NSN 6150-00-200-7644
NSN 6620-01-221-2643
NSN 6610-00-305-5447
NSN 5855-00-472-2055
NSN 5835-01-233-7033