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 6685-01-361-3504
NSN 5999-00-368-3863
NSN 6135-01-625-0765
NSN 6240-00-740-8901
NSN 5835-01-122-2747
NSN 5975-00-838-0443
NSN 6110-00-334-3361
NSN 5990-00-402-7721
NSN 5915-01-545-5418
NSN 5910-00-456-5181
NSN 5920-01-418-3450
NSN 6620-01-415-8550