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 6685-01-461-8873
NSN 6220-01-337-2933
NSN 5985-00-104-3574
NSN 2925-01-277-0873
NSN 5999-01-183-5508
NSN 5930-01-469-7817
NSN 5996-01-310-8974
NSN 6145-00-419-0550
NSN 4140-01-231-8578
NSN 6130-01-317-4998
NSN 6320-00-004-9158
NSN 5945-01-175-5779