A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 6645-00-226-2270
NSN 5985-00-998-6289
NSN 6240-01-012-2706
NSN 6610-01-460-0670
NSN 7035-00-981-7216
NSN 5999-01-369-5155
NSN 6320-01-512-2031
NSN 5975-00-290-4285
NSN 5915-01-433-9666
NSN 5935-01-153-2662
NSN 6130-00-808-2296
NSN 5915-01-597-8873