A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 4140-01-090-8361
NSN 5999-00-703-2008
NSN 5945-00-007-0962
NSN 5996-01-061-2775
NSN 6220-01-566-1908
NSN 6320-01-436-9228
NSN 5960-01-278-9394
NSN 5975-00-541-8531
NSN 5960-01-287-3076
NSN 5975-01-649-3337
NSN 6105-00-524-3341
NSN 6130-00-151-5001