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 6650-00-905-9317
NSN 6685-01-143-7307
NSN 5925-00-584-7189
NSN 5975-01-589-9378
NSN 5930-00-542-2012
NSN 6650-01-456-6516
NSN 6130-01-519-2620
NSN 5998-01-332-5771
NSN 6610-01-447-2560
NSN 5950-01-350-8328
NSN 6320-01-170-4068
NSN 6110-01-590-6903