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 6645-01-257-2856
NSN 5998-01-104-4262
NSN 5925-01-656-4950
NSN 5996-00-259-0309
NSN 6145-01-421-4257
NSN 6685-00-221-5750
NSN 6145-00-635-9957
NSN 2925-01-391-9247
NSN 5895-01-074-4653
NSN 5960-00-003-7982
NSN 5975-01-634-0678
NSN 5945-01-470-5157