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 6105-01-451-4327
NSN 5905-01-619-9694
NSN 5996-01-641-7919
NSN 5996-01-085-2709
NSN 5999-00-035-4999
NSN 6240-00-170-5302
NSN 5960-01-609-6565
NSN 2925-00-707-6770
NSN 6145-01-268-6992
NSN 6145-01-419-5681
NSN 6610-01-378-2789
NSN 6610-00-199-8915