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 6130-01-290-3310
NSN 5996-01-327-7835
NSN 5975-00-500-0166
NSN 6610-00-691-4698
NSN 5910-01-381-5624
NSN 5915-00-896-6918
NSN 5998-01-420-8450
NSN 6110-00-853-3103
NSN 2925-01-214-5333
NSN 4140-01-284-6485
NSN 6110-00-530-3779
NSN 5950-01-077-2397