A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5930-01-464-4169
NSN 5990-00-931-6304
NSN 5920-00-314-6870
NSN 5905-01-517-3489
NSN 6685-00-432-8795
NSN 5910-01-451-9410
NSN 4140-01-261-5722
NSN 5999-00-925-1887
NSN 5910-01-296-9207
NSN 5925-01-501-4398
NSN 5990-01-516-9665
NSN 5985-00-811-0384