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 6150-01-424-0508
NSN 6220-00-373-3679
NSN 7035-01-582-6442
NSN 6645-01-069-1326
NSN 5915-01-304-1239
NSN 5985-01-356-2615
NSN 5990-00-832-9766
NSN 5950-01-373-3770
NSN 5945-00-393-1191
NSN 5835-01-632-6627
NSN 5920-00-783-7859
NSN 5930-01-166-3152