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 5945-01-467-2877
NSN 5910-00-383-9557
NSN 5965-01-633-8849
NSN 5855-00-797-8217
NSN 6645-01-228-9645
NSN 6220-01-393-1808
NSN 5920-01-359-5925
NSN 6650-00-170-5095
NSN 5910-01-381-0709
NSN 5998-01-592-2576
NSN 5945-00-053-1451
NSN 6645-00-079-1430