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 5999-01-442-6689
NSN 2925-01-535-7235
NSN 6320-01-458-1853
NSN 5985-00-321-2266
NSN 5950-01-426-4021
NSN 6220-01-613-7368
NSN 6130-01-455-1676
NSN 5975-01-388-6029
NSN 5855-00-058-1293
NSN 5920-01-016-2764
NSN 5910-01-323-1601
NSN 2925-01-574-7119