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 5990-00-993-3130
NSN 6135-01-041-3829
NSN 5895-01-597-1466
NSN 5945-01-519-3283
NSN 5950-01-421-5992
NSN 6145-01-595-7155
NSN 6645-01-633-1852
NSN 5998-01-108-7425
NSN 5905-00-316-6287
NSN 5915-01-167-4739
NSN 4140-01-469-6140
NSN 5920-01-421-4930