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 5996-01-542-8611
NSN 5996-01-123-9038
NSN 6685-00-557-5316
NSN 6110-00-181-5634
NSN 6685-00-257-4088
NSN 6685-00-264-3986
NSN 5990-00-594-7291
NSN 6145-01-524-2112
NSN 5999-01-623-4106
NSN 5920-01-263-5928
NSN 5945-01-542-3186
NSN 5990-00-269-2226