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 5835-00-233-6327
NSN 5999-01-421-1811
NSN 5975-01-388-0808
NSN 5935-01-077-1139
NSN 6645-00-869-0850
NSN 5925-00-846-2234
NSN 5998-01-268-2857
NSN 6320-01-540-4885
NSN 5950-00-235-5107
NSN 6145-00-869-6469
NSN 5910-00-245-2643
NSN 6135-01-439-8669