Color brown
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 5985-01-195-4028
NSN 6145-01-400-1030
NSN 5975-01-152-2910
NSN 5925-01-398-1202
NSN 6320-01-352-5653
NSN 5975-01-262-8475
NSN 5895-00-081-2219
NSN 7035-01-003-7769
NSN 6105-01-497-7115
NSN 5975-01-229-8786
NSN 5990-00-991-8723
NSN 5999-00-392-0721