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 6150-01-124-5849
NSN 5915-00-597-0038
NSN 5915-01-431-8093
NSN 5945-00-204-9949
NSN 6130-01-456-8407
NSN 6685-00-088-9462
NSN 6620-00-566-7924
NSN 6130-01-561-0998
NSN 5920-01-590-6429
NSN 6620-00-518-3595
NSN 5855-01-417-3250
NSN 5905-01-333-9680