A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5985-01-504-0401
NSN 6220-01-211-7888
NSN 6610-00-724-8898
NSN 2925-01-596-9448
NSN 5975-00-320-3150
NSN 5990-00-950-4502
NSN 6135-00-403-0213
NSN 5999-01-055-6571
NSN 5935-01-395-7049
NSN 5996-01-375-0357
NSN 6110-00-324-8415
NSN 6135-01-215-1245