A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5920-01-448-5436
NSN 5985-01-600-3043
NSN 7035-00-541-8516
NSN 6240-00-280-8502
NSN 5920-00-925-2639
NSN 6220-00-240-6443
NSN 5998-00-583-5541
NSN 5945-01-541-0733
NSN 5996-00-591-2241
NSN 5910-01-207-0833
NSN 5996-01-352-2487
NSN 6685-01-029-1971