Used WELCH 1373 #109981 for sale

WELCH 1373 is a single-stage, oil sealed rotary vane pump. It is a dual purpose pump capable of providing continuous rotation or intermittent duty run that comes with superior anti-cavitation performance at all operating speeds and an adjustable suction port for variable volume capacity. This pump is equipped with a heavy-duty, oil-filled and cast iron housing, a self-adjusting spherical bronze bearing and a vacuum strength of up to 28 inches of mercury (Hg). 1373 also features a dynamically balanced impeller, low-friction vanes, and a belt drive to extend service life and performance. Additionally, the pump has the capability to handle a diverse range of temperatures, ranging from -20 to 150 degrees Fahrenheit (-29 to 66 degrees Celsius). WELCH 1373 is designed to allow for easy maintenance with a variety of features and components that can be changed out quickly. These features include a pull-cord operated vane feed device for quick and simple removal and replacement of the vane housing, shaft seal, and bearing components. This pump also has a pressure relief assembly to prevent it from experiencing undesirable pressure conditions, and non-contacting, long-life lip seals provide superior leak protection. In addition to its reliability and versatility, the pump offers superior operating efficiency — delivering up to 84.3% volumetric efficiency. This ensures that 1373 can maintain steady and reliable operation in a wide range of applications. The pump also includes a variety of optional components to meet different pressure, flow and temperature requirements. These options include a choice of base plates, external silencers, vent valves, and relief valves. WELCH 1373 is an ideal solution for a range of industries and applications, with its combination of performance, reliability, and easy maintenance features. All these features make it the perfect choice for a wide range of industries, including medical, dental, heating, and cooling, industrial, and laboratory.