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 6135-00-271-0407
NSN 5835-00-933-9609
NSN 5855-00-472-2055
NSN 5999-01-634-0576
NSN 5835-00-501-2581
NSN 5905-00-176-2695
NSN 6645-00-664-4665
NSN 5910-00-490-2943
NSN 6685-01-373-8484
NSN 6135-01-300-8455
NSN 6650-00-862-7143
NSN 5998-00-597-7175