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 7035-01-431-1448
NSN 6620-01-204-2798
NSN 5999-01-105-2202
NSN 5996-01-319-1845
NSN 6110-01-335-1406
NSN 4140-00-401-7851
NSN 2925-00-113-6146
NSN 5905-01-613-6931
NSN 6150-01-571-5172
NSN 6650-01-120-6231
NSN 2925-01-556-0333
NSN 5905-01-234-1653