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 5960-00-629-8773
NSN 5895-01-056-4548
NSN 5998-00-311-1018
NSN 6145-01-300-3728
NSN 5975-00-907-6773
NSN 6650-01-196-4667
NSN 5985-00-982-3912
NSN 5998-00-127-9876
NSN 6685-00-929-6093
NSN 5905-01-015-3309
NSN 5910-01-556-0538
NSN 5920-01-502-3177