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 6220-00-439-6153
NSN 6135-00-985-7845
NSN 6145-01-205-9320
NSN 5915-01-628-6955
NSN 6105-00-860-7100
NSN 6685-01-335-8511
NSN 5990-01-411-5930
NSN 6685-00-372-4670
NSN 5855-01-100-3272
NSN 6610-01-255-4544
NSN 5915-00-359-7776
NSN 4140-00-451-8374