QJ300 Series Diaphragm Check Valve Quick TeeJet Nozzle Assemblies
Low-profile design allows maximum protection against damage.
Available with single and double hose shanks for 3⁄8", ½" and ¾" I.D. hose. Drip-free shutoff with TeeJet ChemSaver.Opens at 10 PSI (0.7 bar). Standard diaphragm is EPDM with Viton optional.
Maximum operating pressure of 300 PSI (20 bar).
Flow rate: 3.5 GPM (13.2 l/min) at 5 PSI (0.34 bar) pressure drop, 4.9 GPM (18.5 l/min) at 10 PSI (0.69 bar) pressure drop. QJ300 Series is also available in polypropylene. Maximum operating pressure is 150 PSI (10 bar).
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