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 5920-01-152-1021
NSN 6220-01-434-4976
NSN 5965-01-552-6545
NSN 5965-01-570-2173
NSN 5895-01-291-9952
NSN 5910-01-091-6259
NSN 6620-00-942-1751
NSN 5996-01-078-0166
NSN 6650-01-621-0636
NSN 6240-01-290-5165
NSN 5985-01-069-3518
NSN 5925-01-359-6329