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 5985-01-644-7823
NSN 6240-01-197-0489
NSN 5998-01-152-5204
NSN 5960-01-551-7034
NSN 4140-01-120-2780
NSN 6685-01-610-1450
NSN 6110-01-482-1840
NSN 5999-00-142-9629
NSN 7035-00-703-3535
NSN 6110-01-514-2216
NSN 6685-00-759-4097
NSN 5965-00-729-6835