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 5895-01-274-0629
NSN 5990-01-162-9220
NSN 5950-01-385-6685
NSN 6620-01-504-5756
NSN 6685-01-481-4374
NSN 5925-00-913-6165
NSN 6105-01-138-4894
NSN 6110-00-489-8810
NSN 5996-01-428-2807
NSN 6220-01-427-2333
NSN 6685-00-802-4230
NSN 5835-01-076-4091