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 4140-01-364-9797
NSN 6645-00-330-2813
NSN 5945-01-535-6385
NSN 6620-00-905-6590
NSN 6135-00-686-4777
NSN 6240-00-655-2523
NSN 5996-01-134-9922
NSN 5950-01-087-9411
NSN 5925-01-436-3320
NSN 2925-00-168-2287
NSN 6610-01-129-8404
NSN 5930-01-125-1873