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: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 6620-01-214-7520
NSN 4140-01-156-0445
NSN 6650-01-378-6075
NSN 5905-01-490-6339
NSN 5998-01-429-6312
NSN 5996-00-280-7289
NSN 5895-01-433-7475
NSN 5855-01-380-9950
NSN 5950-01-016-9254
NSN 5895-00-212-7451
NSN 6610-01-150-7018
NSN 6145-01-328-4595