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 6320-01-631-7828
NSN 6645-00-166-7926
NSN 5998-01-250-1290
NSN 6685-00-827-7495
NSN 5935-00-572-9180
NSN 5895-01-010-1742
NSN 5960-00-379-4466
NSN 6145-01-530-0493
NSN 6110-00-419-9810
NSN 7035-01-391-3518
NSN 6130-01-326-6316
NSN 6645-01-633-1852