A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 6620-00-774-3638
NSN 5920-00-010-6652
NSN 5905-00-976-9417
NSN 6105-01-277-9474
NSN 6650-01-425-2572
NSN 5998-01-385-5534
NSN 6110-00-231-9493
NSN 6685-01-447-2226
NSN 5920-01-514-0031
NSN 5895-01-576-9881
NSN 6685-01-208-4874
NSN 5996-01-493-9908