A group of hardened metallic blocks with parallel surfaces superfinished flat to permit wringing together. They may be in various sizes according to requirements. Tolerances are held so that accumulated error is very small. Used in set-up and inspection of precision work.
Classification: Gauges for measuring length
NSN 6145-00-883-7420
NSN 5985-01-344-4835
NSN 6645-00-300-0401
NSN 5960-00-538-6872
NSN 7035-01-364-0286
NSN 5990-01-153-0679
NSN 7035-00-252-7467
NSN 6145-00-735-7764
NSN 6320-01-573-6490
NSN 7035-01-451-3328
NSN 6610-01-423-9219
NSN 5905-00-503-1779