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 6110-01-457-8039
NSN 6130-00-869-8908
NSN 5930-01-120-9844
NSN 6130-00-420-2412
NSN 5960-01-333-8428
NSN 5835-01-008-2161
NSN 5835-01-629-2044
NSN 5910-01-508-1762
NSN 6145-01-483-5862
NSN 5996-00-914-3143
NSN 7035-01-132-7209
NSN 5910-00-442-9125