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 6240-00-451-8587
NSN 5945-00-930-1490
NSN 6130-01-545-4896
NSN 5925-00-137-6582
NSN 5975-00-896-7612
NSN 5910-00-799-7038
NSN 7035-01-135-0050
NSN 5910-00-857-7563
NSN 6220-00-345-1136
NSN 5996-00-104-5607
NSN 6220-01-507-9051
NSN 5990-00-063-9160