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 5930-01-211-7779
NSN 6320-01-291-0960
NSN 5975-00-258-3056
NSN 6610-01-511-0982
NSN 6620-00-922-6246
NSN 6130-01-507-5922
NSN 5985-01-388-9166
NSN 6130-01-258-5892
NSN 5985-01-499-1583
NSN 5855-01-567-7327
NSN 7035-01-442-7947
NSN 6620-01-116-2632