Nut:hex 3/8-16
Genuine OEM Part - Manufacturer #712-04102
Hex nut 5/16-18 thd.
Genuine OEM Part - Manufacturer #912-0158
Hex nut
Genuine OEM Part - Manufacturer #912-0287
5/16 nut-hex center
Genuine OEM Part - Manufacturer #912-3009
Hex nut, 5/16" 24 thread
Genuine OEM Part - Manufacturer #912-3057
Nut-hex jam lock
Genuine OEM Part - Manufacturer #712-0413
Fuel tank nut
Genuine OEM Part - Manufacturer #731-08104