27 Jul Williams Furnace Company 6003 Natural Gas Valve NAT 4″ Millivolt System P323011
Part Number: P323011. 6003 Natural Gas Valve NAT 4" For Millivolt System. Model: 6003. Gas Type: Natural Gas (NG). The valve has has a little wear from storage. See photos, the item you will receive is just like what is pictured....