A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5990-01-023-3307
NSN 6150-01-586-3206
NSN 5935-01-359-8586
NSN 6220-01-466-5084
NSN 4140-01-644-6993
NSN 5915-01-554-8265
NSN 7035-00-529-3128
NSN 6610-01-423-9219
NSN 6145-00-186-6291
NSN 6110-01-418-4998
NSN 5998-01-089-8943
NSN 5895-01-362-1391