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 6620-01-476-7355
NSN 5990-01-485-0260
NSN 5950-00-293-9931
NSN 5935-01-439-7925
NSN 4140-01-431-9751
NSN 7035-01-049-6776
NSN 5915-00-473-9299
NSN 5935-01-050-7199
NSN 2925-01-159-0506
NSN 5990-01-583-2870
NSN 5998-01-258-3503
NSN 4140-00-651-5789