A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6240-01-369-6464
NSN 5835-00-226-7825
NSN 4140-01-477-4566
NSN 6150-00-248-3404
NSN 5975-01-196-9567
NSN 5950-01-386-5800
NSN 6135-01-247-5660
NSN 5990-01-314-2264
NSN 2925-00-656-3224
NSN 5835-01-208-8800
NSN 6105-01-451-1864
NSN 5895-01-463-1940