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 6620-01-290-8209
NSN 6105-01-421-5432
NSN 5925-01-050-8410
NSN 5965-00-281-0319
NSN 6150-01-426-8986
NSN 6135-00-078-9931
NSN 5835-00-572-7445
NSN 5930-01-292-5588
NSN 6645-00-051-4603
NSN 6645-01-294-6403
NSN 6105-01-340-5242
NSN 5990-00-660-8885