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 6220-01-592-2277
NSN 6610-00-028-7401
NSN 5945-01-199-0269
NSN 6320-00-646-3311
NSN 6150-01-528-3701
NSN 5920-01-391-7624
NSN 6240-01-105-1399
NSN 5915-00-594-7786
NSN 5855-01-406-7237
NSN 6110-01-444-5031
NSN 6240-01-463-8276
NSN 5996-01-077-6267