A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6150-00-431-3723
NSN 5996-01-031-5840
NSN 6145-00-623-7224
NSN 5965-00-104-3121
NSN 5915-01-337-5536
NSN 5996-01-470-6975
NSN 5998-01-453-9324
NSN 6110-00-816-9715
NSN 5990-01-012-0613
NSN 5935-01-211-6986
NSN 5935-00-614-3962
NSN 5990-01-286-0601