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 6645-01-240-5499
NSN 5930-01-109-2939
NSN 5996-01-230-8671
NSN 6105-00-665-8581
NSN 6620-01-458-8074
NSN 6110-01-416-5602
NSN 5975-00-338-6242
NSN 7035-01-587-1194
NSN 6650-01-133-7806
NSN 6105-01-576-9045
NSN 6610-01-296-4462
NSN 5935-01-095-4731