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 6105-01-443-9028
NSN 6650-01-361-9336
NSN 6650-01-450-6335
NSN 6620-01-520-3640
NSN 4140-01-356-2936
NSN 5998-01-565-1791
NSN 5998-01-104-5462
NSN 5895-01-480-3281
NSN 6110-01-157-6269
NSN 5855-00-221-9435
NSN 6130-00-404-2119
NSN 6685-01-213-3183