A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5905-00-806-4513
NSN 6620-01-232-8550
NSN 6650-01-162-5882
NSN 2925-01-400-2286
NSN 5930-01-588-4772
NSN 5999-01-168-7962
NSN 6150-01-279-4073
NSN 6240-01-496-9946
NSN 5975-01-027-2157
NSN 5835-01-081-9345
NSN 5998-00-503-7780
NSN 5965-01-609-2518