A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5960-01-399-4327
NSN 5835-01-242-9806
NSN 5998-01-392-7370
NSN 5920-01-317-1801
NSN 6685-01-250-2408
NSN 5915-01-435-5275
NSN 5965-01-365-1678
NSN 6145-01-018-6539
NSN 5990-01-054-4255
NSN 5996-01-199-1200
NSN 6145-01-390-1580
NSN 5905-01-426-3663