A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 6110-01-400-4207
NSN 5950-00-391-6963
NSN 6240-01-480-8996
NSN 5925-01-085-6444
NSN 5855-01-418-0089
NSN 5950-01-376-8520
NSN 4140-01-100-7922
NSN 4140-00-371-2269
NSN 5999-01-288-0297
NSN 5930-00-557-2259
NSN 5945-01-123-6191
NSN 6645-01-130-2391