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 5925-01-237-2501
NSN 6320-01-431-4359
NSN 5950-01-222-1686
NSN 5915-01-191-9172
NSN 6620-00-663-8962
NSN 5855-01-593-9433
NSN 7035-01-033-3007
NSN 6240-01-112-7577
NSN 6220-01-633-8634
NSN 5998-01-259-7394
NSN 6105-01-491-3006
NSN 5855-01-423-7473