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 6685-01-505-4758
NSN 5920-01-438-7160
NSN 5990-00-285-0747
NSN 6135-01-417-6539
NSN 6110-01-610-6249
NSN 5998-01-381-1048
NSN 5960-01-462-1864
NSN 6150-00-947-1346
NSN 5945-01-287-3179
NSN 5935-01-500-1827
NSN 5975-00-541-8531
NSN 6240-01-030-8788