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 6645-00-733-9341
NSN 6320-01-322-8340
NSN 5925-00-866-9604
NSN 5999-01-078-8438
NSN 5985-00-005-2503
NSN 6320-01-630-7629
NSN 5915-01-437-4470
NSN 6145-01-106-1252
NSN 5895-01-661-1976
NSN 5910-01-527-4747
NSN 4140-00-983-8048
NSN 5915-01-655-9235