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 5999-00-804-7169
NSN 6145-01-590-3616
NSN 5975-00-084-5264
NSN 6610-01-608-5285
NSN 5915-00-872-2711
NSN 6620-01-563-5251
NSN 7035-01-556-7412
NSN 6645-00-336-4783
NSN 5998-01-645-5219
NSN 5930-01-441-4689
NSN 5925-00-553-9899
NSN 5935-00-061-3207