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 6650-01-422-1037
NSN 6110-01-091-3797
NSN 6105-00-967-0397
NSN 5975-01-136-1198
NSN 5920-00-276-8657
NSN 5985-00-954-1198
NSN 6150-00-557-8160
NSN 5905-00-134-9888
NSN 5910-01-463-5910
NSN 5999-00-419-4960
NSN 6130-01-587-5044
NSN 5950-01-029-9412