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 6610-01-376-9199
NSN 6685-01-111-8352
NSN 5855-00-483-0020
NSN 4140-01-483-5693
NSN 6650-01-527-2610
NSN 6650-00-942-8931
NSN 6610-01-100-3662
NSN 5930-01-324-2367
NSN 6135-00-145-8884
NSN 5935-01-440-4282
NSN 6220-00-065-7948
NSN 5895-00-583-4129