Brass Water Well Cylinder (Best Value)

The inner wall stays smooth because the solid brass can’t rust or pit. As a result, the leathers last and last. Twin leathers for higher efficiency. Tough urethane facing on check valve. Rated for depths up to 3000 ft and temperatures up to 200F (important if you’re pumping from geothermal spring). However, for hand pumps, the maximum practical depth is 200 ft (with #442102, which 2″ diameter). Pumping capacity up to 24 ounces per stroke (with #442103, which is 3″ diameter, on a 10″ stroke).