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 6240-00-313-2515
NSN 5990-01-311-7491
NSN 6150-01-014-8391
NSN 6110-01-649-1302
NSN 5915-00-110-1661
NSN 6620-00-527-9280
NSN 5930-00-147-8886
NSN 5835-01-138-8622
NSN 5996-01-466-2825
NSN 5855-00-198-3197
NSN 6320-01-116-9866
NSN 5965-01-546-4628