A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5945-01-146-5464
NSN 6220-00-682-4848
NSN 4140-01-492-5923
NSN 6620-01-441-7896
NSN 6145-01-414-5011
NSN 5990-00-434-0620
NSN 5996-01-435-4390
NSN 6220-00-227-0528
NSN 5920-01-500-5858
NSN 5990-00-538-7962
NSN 5990-01-432-4249
NSN 5965-01-532-6779