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 4140-00-223-8607
NSN 5960-00-382-6012
NSN 5950-01-167-1616
NSN 5855-01-548-5241
NSN 5930-01-049-4528
NSN 6110-01-319-7177
NSN 7035-01-477-4181
NSN 5915-01-541-3957
NSN 5999-01-377-0660
NSN 5910-01-610-7288
NSN 6130-00-247-8871
NSN 6685-00-408-0379