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 5990-01-065-0492
NSN 6645-01-231-9891
NSN 5996-00-248-7061
NSN 6685-01-041-1630
NSN 6220-01-063-7287
NSN 5895-00-305-7549
NSN 5905-00-238-5169
NSN 5965-00-253-1302
NSN 5965-00-605-8239
NSN 6130-01-551-5496
NSN 5985-00-082-3989
NSN 5945-01-067-7955