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 5905-00-932-6909
NSN 6610-00-826-7235
NSN 5945-01-290-5773
NSN 5998-01-656-7572
NSN 6320-00-593-0379
NSN 7035-00-421-8710
NSN 4140-00-397-9252
NSN 6610-00-767-7686
NSN 5925-01-167-8144
NSN 5935-00-581-0976
NSN 6150-01-423-7002
NSN 5985-01-301-8327