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 5835-00-177-2970
NSN 5855-01-308-0955
NSN 6685-01-224-9008
NSN 6645-01-574-1969
NSN 5960-00-991-1135
NSN 6650-01-016-0406
NSN 6145-01-482-3651
NSN 7035-01-122-1264
NSN 6685-01-648-9928
NSN 5910-01-330-2843
NSN 6220-01-371-3430
NSN 6685-01-431-1454