No other part numbers with same form, fit, and function found.
A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 6610-01-331-6966
NSN 6220-01-617-2367
NSN 4140-00-694-1936
NSN 5935-01-437-5871
NSN 5996-00-836-7393
NSN 5999-01-641-3091
NSN 6650-01-500-1756
NSN 5945-01-583-1270
NSN 5950-00-016-4202
NSN 6105-00-079-9323
NSN 6650-01-537-0443
NSN 5975-00-673-9869