A precision adjustable end measuring instrument designed for making accurate internal linear measurements of cylinders, rings, and the like. It consists of a micrometer head with either extension rods or slide caliper-style jaws.
Classification: Micrometers and calipers
NSN 6320-01-412-2973
NSN 5910-01-657-9795
NSN 6135-00-027-3914
NSN 5960-00-413-8129
NSN 6110-01-497-4559
NSN 5975-01-437-8869
NSN 6105-01-467-7852
NSN 2925-01-041-1173
NSN 6685-00-301-4942
NSN 6685-01-330-4118
NSN 6240-01-131-3223
NSN 5975-01-064-1511