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 5985-01-492-0284
NSN 5925-00-520-8063
NSN 6220-01-428-8944
NSN 6320-01-538-4782
NSN 5915-00-085-0114
NSN 5965-01-063-7894
NSN 6150-01-487-7841
NSN 6135-01-025-8109
NSN 5990-00-161-2797
NSN 6685-00-964-1427
NSN 5935-01-043-5317
NSN 6645-01-114-8044