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 5985-01-192-9190
NSN 5930-01-287-7805
NSN 6320-00-779-5923
NSN 5998-01-473-2195
NSN 6650-01-383-4526
NSN 6685-01-422-1181
NSN 6240-00-041-5043
NSN 6320-00-590-9342
NSN 5950-01-645-0693
NSN 5920-00-317-2219
NSN 5835-01-581-1957
NSN 5925-01-131-0373