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 5910-01-388-7181
NSN 4140-01-497-0111
NSN 5855-01-431-3531
NSN 5998-00-260-1179
NSN 6105-01-379-1825
NSN 5965-01-451-2481
NSN 6645-01-225-4768
NSN 5910-01-141-2049
NSN 6685-01-422-3514
NSN 5915-01-069-2775
NSN 5905-01-345-0147
NSN 5895-00-406-1850