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 6645-01-123-9277
NSN 5895-00-141-0287
NSN 7035-01-586-9147
NSN 6320-01-419-6416
NSN 5996-01-248-0947
NSN 5996-01-006-6346
NSN 6220-00-196-2949
NSN 5945-01-139-3868
NSN 5999-01-175-0280
NSN 5920-01-317-3506
NSN 6645-01-590-9063
NSN 6685-00-845-9246