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 6685-01-652-5544
NSN 5905-01-461-2971
NSN 6105-00-146-1568
NSN 5985-01-476-8978
NSN 2925-01-142-0981
NSN 6240-00-948-6652
NSN 5910-00-854-3358
NSN 5950-01-174-0003
NSN 6685-01-067-6136
NSN 5835-01-238-3381
NSN 6130-01-041-4615
NSN 5910-00-774-8137