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 5910-00-221-3913
NSN 5835-01-606-8768
NSN 5985-01-521-4291
NSN 5925-00-883-1171
NSN 5975-01-418-7873
NSN 7035-00-861-7913
NSN 6105-01-243-6998
NSN 5998-01-408-3562
NSN 5910-01-388-1998
NSN 5950-00-403-8800
NSN 6685-01-535-1012
NSN 7035-00-470-4977