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 6110-00-167-7522
NSN 5996-01-281-7336
NSN 6645-00-936-5988
NSN 5855-01-441-0401
NSN 6650-00-035-9297
NSN 6220-01-556-1623
NSN 6135-01-400-2947
NSN 5985-01-381-0218
NSN 6145-01-122-8907
NSN 5985-01-175-8886
NSN 6145-01-350-3264
NSN 5996-01-393-7166