A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 5930-01-444-1204
NSN 5905-00-256-0941
NSN 5950-01-424-0257
NSN 5996-00-784-3240
NSN 5920-01-267-9036
NSN 6150-01-616-0471
NSN 5905-01-074-9115
NSN 6130-01-235-9103
NSN 5998-00-972-7111
NSN 5905-00-249-7947
NSN 6645-01-318-6083
NSN 5835-01-156-5622