A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5960-01-377-1907
NSN 6645-00-160-0503
NSN 5999-01-301-2359
NSN 6610-01-204-2571
NSN 6240-01-506-6778
NSN 6135-00-248-4102
NSN 5965-01-116-5339
NSN 5960-01-468-4407
NSN 4140-00-397-9252
NSN 6610-01-521-2438
NSN 5965-00-263-6436
NSN 5920-01-097-9927