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 6620-01-519-1387
NSN 2925-01-513-9114
NSN 5895-00-644-5712
NSN 6685-00-982-6057
NSN 5960-01-406-4136
NSN 5930-01-384-3848
NSN 5905-00-780-3057
NSN 5915-01-184-0397
NSN 5895-01-214-2867
NSN 5998-01-123-9579
NSN 4140-01-348-5619
NSN 5960-01-350-2925