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 5975-01-240-6415
NSN 6145-00-870-6335
NSN 5990-01-421-5342
NSN 5925-01-535-6842
NSN 7035-01-432-2424
NSN 5975-00-306-4688
NSN 5930-00-021-6314
NSN 2925-01-527-8745
NSN 5915-01-276-7225
NSN 6130-01-151-0901
NSN 5985-01-325-8869
NSN 5915-01-235-1245