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 6110-01-605-3352
NSN 6620-01-401-5356
NSN 5925-00-876-8530
NSN 6220-01-314-1504
NSN 5975-01-500-3195
NSN 5950-01-508-1071
NSN 5996-00-826-8837
NSN 2925-01-004-5627
NSN 6240-01-643-1262
NSN 6130-01-588-4580
NSN 6685-01-649-1504
NSN 5998-01-218-4530