Your Name (required)

    Your Email (required)


    Your Message

    Enter code:


    Contact Us

    Dura-Seal 3700

    The Dura-Seal 3700, with a 3” port size,  is our most versatile, all-purpose pumps with the ultimate combination of premium components:  high performance elastomeric and Viton® lip seals, high load carrying bearings, NEW aluminum-bronze bushings and gears all ‘perfectly balanced’ on the industry’s largest diameter nitrided shaft.  Because of the balanced configuration, this pump performs more efficiently and lasts longer.  Comes with NEW Rapid-Access bolt-on end caps for easy bearing and sealing component access.

    Port Size: 3"

    Pump Life

    Flow Volume

    Leak Resistance

    Ease of Repair

    3" BOWIE FLOW CHART with Steel Gears WATER 31 SSU (Rubber Gears have 95% efficiency vs. Steel)

    Download Dura-Seal 3700 Pump Curve

    Dura-Seal 3700 Dimensions

    Download Side View Base View End View

    Dura-Seal 3700 Exploded View


    Installation, Operation and Maintenance Manual