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 5985-01-025-1491
NSN 5835-01-584-8538
NSN 5835-00-617-3578
NSN 6220-01-553-4719
NSN 6105-00-792-5444
NSN 2925-00-126-2879
NSN 6685-01-229-5969
NSN 5999-00-739-4736
NSN 5855-01-575-4813
NSN 5999-00-071-8446
NSN 6610-01-023-1918
NSN 2925-01-041-2360