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 5905-01-473-7712
NSN 5996-01-160-5588
NSN 5998-01-305-6154
NSN 6105-01-104-4495
NSN 5920-00-993-8997
NSN 6110-01-154-2229
NSN 6320-00-405-2348
NSN 6135-01-217-8810
NSN 5998-01-211-6035
NSN 5975-00-168-8083
NSN 6135-01-426-8282
NSN 6145-01-654-1883