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 5905-01-337-6354
NSN 6135-01-156-4627
NSN 6645-01-172-1406
NSN 6110-01-157-9341
NSN 6320-00-445-1187
NSN 5910-00-276-8592
NSN 5895-00-138-2112
NSN 5999-01-624-6543
NSN 5920-01-235-8901
NSN 6685-01-413-3211
NSN 6320-01-431-4359
NSN 5835-00-980-0468