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 6130-00-564-1230
NSN 5998-01-235-3502
NSN 5975-01-158-4636
NSN 6685-01-419-6255
NSN 6220-01-469-8189
NSN 5835-01-197-5673
NSN 6135-00-835-2330
NSN 5835-01-647-6426
NSN 6685-01-650-6873
NSN 5915-01-359-8329
NSN 5835-01-447-2544
NSN 5985-01-306-2285