The 63-5165V NAT is the valve to convert the 63-5165 burner from propane to natural gas.
The 63-5165V NAT is a heavy pattern mini ball valve with an interal teflon seats. This valve has been fitted with a .125 diameter orifice to be used with natural gas and consumes approx. 52,000 BTU hr. when utilized on the 63-5165 burner. | The gas conection on this valve is 3/8 male flare. ( This valve should only be used on the 63-5165 burner)

                                                                                  PLEASE NOTE :THIS VALVE IS ORIFICED FOR NATURAL GAS