A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6320-00-905-0543
NSN 6135-00-008-5345
NSN 7035-00-523-7492
NSN 5915-00-840-3302
NSN 6135-01-449-2144
NSN 5945-01-438-4186
NSN 5910-01-408-7409
NSN 6110-00-401-1723
NSN 6130-01-531-0820
NSN 6110-01-381-1269
NSN 6220-01-422-3602
NSN 5990-01-024-9659