Gorman-Rupp Pumps U4B65S-B /F Self Priming Pump

The U4B65S-B /F Self Priming Pump from Gorman-Rupp Company features a 4,Äù x 4,Äù NPT female size and is constructed from stainless steel CD4MCu, ensuring durability and resistance to corrosion. It operates at a maximum pressure of 128 psi (883 kPa) and is equipped with a semi-open six-vane impeller capable of handling spherical solids up to 13/16,Äù (20.6 mm) in diameter. The pump includes a replaceable wear plate, removable adjustable cover plate, and a stainless steel 316 pressure relief valve. The mechanical seal is oil-lubricated and features silicon carbide faces, designed for a maximum liquid temperature of 160¬8F (71¬8C). The pump's lubrication system utilizes SAE 30 non-detergent oil, and it includes sight gauges for monitoring oil levels. Weighing approximately 706 lbs. (320 kg) and with optional equipment such as an automatic air release valve and casing heater, this pump is suitable for various applications requiring reliable self-priming capabilities.