A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5965-00-931-8446
NSN 6645-00-092-5091
NSN 5945-00-888-0417
NSN 5999-00-907-6627
NSN 5990-01-372-6047
NSN 2925-00-174-4322
NSN 6240-01-351-0911
NSN 5990-01-434-7913
NSN 6110-01-228-8384
NSN 6645-01-207-9273
NSN 6220-01-555-5741
NSN 6110-01-268-1723