A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 4140-01-178-5729
NSN 6110-01-509-3128
NSN 5960-00-471-5212
NSN 2925-01-553-5132
NSN 5999-00-450-7279
NSN 6105-01-377-6284
NSN 5910-01-216-7892
NSN 5920-01-340-3802
NSN 6135-01-116-3385
NSN 5975-00-885-1949
NSN 6105-00-610-0538
NSN 5915-00-549-1098