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 5950-01-271-3356
NSN
NSN 7035-01-261-9850
NSN 5915-01-234-5143
NSN 6240-01-123-9040
NSN 5905-00-014-0596
NSN 6135-01-096-1452
NSN 5965-01-399-7851
NSN 5905-00-287-7791
NSN 6105-01-218-6105
NSN 5990-01-436-7191
NSN 5910-00-578-3658