A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6610-01-112-0447
NSN 5835-00-581-9460
NSN 5925-00-597-1558
NSN 6620-01-272-7831
NSN 5990-00-187-5249
NSN 6130-00-960-9158
NSN 4140-01-399-0330
NSN 6150-00-129-9082
NSN 6320-01-277-5793
NSN 6110-01-148-8136
NSN 5835-01-310-8979
NSN 5998-01-170-7718