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 5855-01-339-7675
NSN 5985-01-595-7542
NSN 6610-00-361-6954
NSN 6130-01-070-0429
NSN 5960-01-130-6413
NSN 5915-01-624-3709
NSN 5990-01-157-0441
NSN 5975-01-015-5034
NSN 6650-01-053-6404
NSN 5930-01-603-2624
NSN 5935-01-136-0748
NSN 6685-01-419-3253