A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6145-01-142-2234
NSN 6685-01-364-1025
NSN 5905-01-457-5090
NSN 5996-01-306-7160
NSN 5999-01-508-6603
NSN 5950-00-082-0615
NSN 6650-00-902-9741
NSN 6240-00-696-0249
NSN 6130-00-187-0211
NSN 6135-00-932-3136
NSN 5965-01-569-6704
NSN 6135-01-560-5853