A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 6645-01-128-6932
NSN 5999-00-269-5320
NSN 6240-00-539-9770
NSN 5905-00-922-9933
NSN 5945-01-099-9760
NSN 5985-01-353-3167
NSN 5945-00-497-8954
NSN 6240-00-446-7796
NSN 6130-00-816-4436
NSN 5996-00-976-1429
NSN 7035-00-800-0770
NSN 6610-01-194-1778