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 5915-01-522-6170
NSN 5925-01-017-5772
NSN 6150-01-263-7683
NSN 5999-01-295-7228
NSN 6135-00-299-6918
NSN 6135-01-437-6409
NSN 7035-01-442-7947
NSN 5990-00-623-8127
NSN 6645-00-295-0625
NSN 6130-01-632-7306
NSN 5925-01-010-5349
NSN 5920-00-669-8538