A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 6620-00-546-6071
NSN 5985-01-329-3303
NSN 5999-00-515-7354
NSN 5975-00-764-9958
NSN 6145-01-471-0552
NSN 5965-01-389-1068
NSN 6240-01-529-6624
NSN 6320-00-389-4756
NSN 6320-01-544-6447
NSN 5835-00-594-4921
NSN 6685-01-100-3012
NSN 5998-01-317-0398