A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5915-01-419-2809
NSN 5910-01-021-7662
NSN 5965-01-580-2171
NSN 6320-01-600-5808
NSN 5990-01-373-7545
NSN 6110-01-415-0589
NSN 2925-01-016-3111
NSN 5985-01-598-9717
NSN 6650-01-359-5385
NSN 5996-01-592-3011
NSN 5998-00-192-7188
NSN 2925-01-380-0869