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 4140-01-400-2942
NSN 5975-01-057-9618
NSN 7035-01-632-5396
NSN 5945-01-396-8730
NSN 7035-00-631-3782
NSN 6130-00-838-8813
NSN 6685-01-467-5790
NSN 5996-01-287-8311
NSN 6220-01-395-6252
NSN 2925-01-196-6187
NSN 5915-01-188-3540
NSN 5960-01-487-6436