Thumb lock
A precision measuring instrument used to determine accurate internal or external measurments. It consists of a caliper, slide with a small auxiliary scale made to slide along the main scale to determine accurate fractional parts of divisions of the main scale.
Classification: Micrometers and calipers
NSN 6610-01-599-2491
NSN 6685-01-419-3472
NSN 5855-00-252-5743
NSN 5999-01-408-8827
NSN 6105-01-603-1497
NSN 6145-01-256-6898
NSN 5998-01-471-8116
NSN 6240-01-043-3595
NSN 5920-01-519-4984
NSN 5925-01-249-5285
NSN 6240-01-031-3164
NSN 5950-00-562-7804