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 6145-00-182-9797
NSN 6135-01-041-3829
NSN 5905-01-253-8525
NSN 6685-01-180-9037
NSN 5975-01-526-9890
NSN 5998-00-705-9467
NSN 6145-01-498-8478
NSN 5990-00-998-4306
NSN 6650-01-359-1770
NSN 6685-01-503-0772
NSN 6620-01-462-1625
NSN 5855-01-311-6666