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 5996-01-499-9749
NSN 5920-01-599-5458
NSN 5950-01-585-6715
NSN 6645-01-229-3369
NSN 5895-00-280-7528
NSN 5925-00-271-8836
NSN 6220-00-538-3137
NSN 6220-01-412-6441
NSN 5920-01-281-2944
NSN 6645-01-540-7989
NSN 5895-00-155-4578
NSN 5975-00-316-2539