As an Amazon Associate, we earn from qualifying purchases. A.O. Smith 100108354 Water Heater Natural Gas Valve *** Thi A.O. Smith . 37C73U-641 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Extra Product NameA.O. Smith 100108354 Water Heater Natural Gas Valve *** Thi moq, multiple, tierMinQty11 MPN37C73U-641 qtyInStock0 SKU100108354 tierPrice1226.33 Distributor offers SellerSKUMOQIn stockMultiplePrices ptacsolutions.com100108354111 @ $226.33