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 5965-00-067-0290
NSN 6130-01-123-9041
NSN 6620-00-932-4306
NSN 6320-01-173-7950
NSN 7035-01-279-7281
NSN 5895-00-828-0747
NSN 6685-01-583-4919
NSN 5905-01-421-4157
NSN 6685-01-457-6347
NSN 5975-00-994-6806
NSN 5965-01-399-4530
NSN 6220-00-216-7284