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 5996-01-197-1688
NSN 6320-00-857-4073
NSN 6150-00-045-3900
NSN 6610-00-826-7235
NSN 5960-00-751-1547
NSN 5960-01-130-0141
NSN 5975-00-926-0637
NSN 5905-00-793-7252
NSN 6145-01-078-5217
NSN 4140-00-195-7336
NSN 5935-00-851-7553
NSN 5998-00-290-5511