A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6620-00-098-5652
NSN 5996-01-063-6556
NSN 6135-01-631-4483
NSN 5855-00-688-9954
NSN 6110-01-068-4743
NSN 5990-00-242-3754
NSN 5855-01-093-8202
NSN 5905-01-393-6055
NSN 6135-01-604-8739
NSN 6105-01-338-7761
NSN 6110-00-469-2517
NSN 5855-00-361-0167