A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5855-01-654-0761
NSN 5895-01-188-7470
NSN 6610-01-623-9267
NSN 6130-01-582-3381
NSN 6320-00-456-0836
NSN 5905-01-435-7327
NSN 5985-00-737-0494
NSN 6685-00-835-4273
NSN 5835-01-391-4556
NSN 6610-00-622-6227
NSN 5920-00-752-3081
NSN 6105-01-337-5422