Dyed brown
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 6135-00-299-6918
NSN 5835-01-312-4446
NSN 4140-00-918-7837
NSN 5950-01-032-2234
NSN 6150-00-834-6387
NSN 7035-00-529-3128
NSN 5985-01-014-8882
NSN 6240-00-406-1510
NSN 2925-01-572-0539
NSN 5910-00-919-0864
NSN 5999-00-609-2407
NSN 5945-00-430-7969