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 6145-01-529-4097
NSN 5985-01-346-1388
NSN 6110-00-643-4832
NSN 6610-01-087-7718
NSN 4140-00-635-9195
NSN 6610-01-633-8931
NSN 5998-00-155-4666
NSN 6145-01-212-0275
NSN 5910-00-379-2349
NSN 6135-00-913-2062
NSN 6620-00-065-3235
NSN 6650-00-809-1817