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 5895-01-020-8990
NSN 5910-00-065-2089
NSN 5935-01-210-9918
NSN 6650-00-717-8913
NSN 6620-01-597-9350
NSN 5998-00-328-2416
NSN 6620-00-975-5159
NSN 6240-00-504-2531
NSN 6110-01-650-9035
NSN 6685-00-661-2347
NSN 5925-00-719-9876
NSN 7035-01-250-5744