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 6685-01-286-1927
NSN 6240-01-471-4180
NSN 6150-01-608-8032
NSN 5930-01-428-9614
NSN 7035-01-647-5533
NSN 5990-00-488-1091
NSN 6610-00-007-6832
NSN 6130-01-293-3673
NSN 5999-01-373-4500
NSN 5965-01-061-3724
NSN 5835-00-005-7909
NSN 5835-01-381-2683