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 5945-01-220-9923
NSN 6645-01-373-8860
NSN 6130-01-288-3333
NSN 6150-01-167-9104
NSN 5895-01-394-1172
NSN 5950-01-267-8963
NSN 6610-01-529-5709
NSN 5999-00-113-3633
NSN 5998-00-168-4339
NSN 5855-00-548-4742
NSN 6645-01-577-7932
NSN 5990-00-505-1546