As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100051175 A.O. Smith . 100051175 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z21.10.1 Attribute01Residential Attribute0240000 Attribute03For Sale in CA Attribute04CSA 4.1 Attribute0540 gal Attribute06ProLine® Attribute0720 in Attribute08Bottom Attribute09Brass Attribute10, Attribute15, Attribute33No Attribute11Low Nox Attribute12, Attribute13, Attribute14NPT Attribute1668 Attribute17, Attribute18, Attribute193/4 in Attribute20Natural Gas Attribute2151-1/2 in Attribute22Push Button Spark Ignition Attribute23Vertical Mount Attribute24Blue Diamond® Glass Attribute2540 Attribute26Aluminum, Stainless Steel Attribute27Polymer Attribute28150 psi Attribute29155 Attribute30Gas Attribute311/2 in Attribute32Up to 155 Deg F Attribute340.57 Attribute35Atmospheric Vent Attribute36Top Attribute3730 - 40 gal Attribute38Short AttributeKey00ANSI Specifications AttributeKey01Application AttributeKey02BTU AttributeKey03CEC Compliant AttributeKey04CSA Certified AttributeKey05Capacity AttributeKey06Collection AttributeKey07, length_Attrib, width_AttribDiameter AttributeKey08Drain Location AttributeKey09Drain Valve Material AttributeKey10ETL Listed AttributeKey11Emission AttributeKey12End Connection 1 AttributeKey13End Connection 2 AttributeKey14End Connections AttributeKey15Energy Star Compliant AttributeKey16First Hour Rating AttributeKey17Fitting Size 1 AttributeKey18Fitting Size 2 AttributeKey19Fitting Sizes AttributeKey20Fuel Type AttributeKey21, height_AttribHeight AttributeKey22Ignition System AttributeKey23Installation Type AttributeKey24Lining of Tank AttributeKey25MBH AttributeKey26Material AttributeKey27Material Type AttributeKey28Maximum Pressure AttributeKey29Maximum Temperature AttributeKey30Power Source AttributeKey31Supply Pipe Connection AttributeKey32Temperature Range AttributeKey33UL Listed AttributeKey34Uniform Energy Factor UEF AttributeKey35Vent Type AttributeKey36Water Connections AttributeKey37Water Heater Capacity Range AttributeKey38Water Heater Type DimensionUnitinch diameter, length, width20.0 height51.5 moq, multiple, tierMinQty11 MPN100051175 qtyInStock-2 qtySourceFieldMap SKU5076803 tierPrice1824.60 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com50768031-211 @ $824.60