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 5960-01-228-4532
NSN 6135-01-415-1163
NSN 5996-01-056-4952
NSN 6220-01-365-5606
NSN 5960-01-138-3337
NSN 6240-00-935-7058
NSN 5998-00-801-7925
NSN 5975-01-076-0541
NSN 5855-00-156-5489
NSN 6650-00-578-6543
NSN 5990-01-065-0492
NSN 6145-01-191-4630