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 6110-01-364-8880
NSN 5930-00-187-7762
NSN 5990-01-408-6554
NSN 5990-01-360-0711
NSN 5965-01-100-5283
NSN 5950-01-076-2967
NSN 5950-01-479-0313
NSN 5965-00-840-8849
NSN 6145-00-942-4661
NSN 2925-01-507-3698
NSN 6620-01-358-7531
NSN 5855-00-904-9469