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 5998-00-084-9937
NSN 5920-00-187-0260
NSN 5996-00-811-4168
NSN 5960-00-147-0519
NSN 5905-01-267-3946
NSN 7035-01-058-5668
NSN 5910-00-774-4143
NSN 6135-00-451-0709
NSN 5999-00-146-5581
NSN 5835-01-424-0054
NSN 5960-01-381-2478
NSN 6320-01-307-0467