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 5930-01-144-2157
NSN 5965-00-007-7863
NSN 6130-00-630-6370
NSN 5925-01-445-6112
NSN 6135-01-195-5343
NSN 6685-01-031-3009
NSN 6320-00-977-3930
NSN 6135-01-329-7994
NSN 5905-00-277-7439
NSN 5950-01-175-7073
NSN 5925-01-529-6836
NSN 5990-00-797-2592