A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 5930-00-301-5854
NSN 5905-00-770-6699
NSN 5925-01-515-1378
NSN 5930-01-380-9833
NSN 6240-01-063-7685
NSN 5855-01-447-3137
NSN 5950-01-620-7291
NSN 5835-01-414-3258
NSN 4140-00-974-5055
NSN 5895-01-498-0142
NSN 6145-01-265-4939
NSN 5998-01-191-9507