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 5905-01-034-8396
NSN 5985-01-381-1201
NSN 6145-01-089-9879
NSN 5895-00-118-7779
NSN 2925-01-430-4206
NSN 5945-00-394-2754
NSN 5996-00-349-8885
NSN 5945-00-636-9934
NSN 7035-01-479-5268
NSN 5985-01-542-5580
NSN 5965-01-376-9305
NSN 5915-01-607-3998