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 6240-00-435-0433
NSN 2925-01-339-6972
NSN 5895-01-441-9089
NSN 7035-01-387-8655
NSN 6645-01-143-0137
NSN 5999-00-830-8907
NSN 5855-00-167-7893
NSN 5910-01-307-5886
NSN 4140-01-221-9255
NSN 4140-01-570-9765
NSN 6620-00-967-9684
NSN 6110-00-938-8701