A gage used to determine the acceptability of headspace of a firearm.
Classification: Micrometers and calipers
NSN 5895-01-434-2901
NSN 6105-00-551-3747
NSN 6145-00-105-4246
NSN 5905-01-413-1907
NSN 5975-01-364-0969
NSN 6645-01-645-4291
NSN 5960-01-350-2925
NSN 5855-01-100-3272
NSN 6145-01-076-0899
NSN 5990-01-478-8638
NSN 5915-00-841-4497
NSN 6150-00-943-8767