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 6685-01-439-5388
NSN 5990-01-443-2931
NSN 5999-01-079-3130
NSN 6130-00-798-5514
NSN 5935-00-421-8886
NSN 5915-00-932-3040
NSN 5895-01-262-5012
NSN 6620-01-293-6241
NSN 5975-00-290-4285
NSN 6645-01-322-8431
NSN 5835-01-355-3654
NSN 2925-01-424-0235