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 5975-01-280-0270
NSN 5965-01-020-4104
NSN 6610-00-235-9784
NSN 5915-01-205-7498
NSN 5925-00-050-8501
NSN 5905-01-535-7828
NSN 5930-01-290-5921
NSN 5920-01-195-6796
NSN 6320-01-492-1976
NSN 5990-00-155-2306
NSN 5905-00-755-3253
NSN 5905-00-014-0596