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Packing nut: brass, Teflon® coated <br />Inlet and outlet thread: 1 1/2" NPT <br />(British threads available) <br />*With black Duragard® coating <br />Notice: <br />As per NFPA 30A, electrical supply to the submersible pump must always be <br />disconnected before servicing meters, dispensers or emergency shut-off valves. <br />Important Notice: <br />When mounting the OPW 10 Series Emergency Shut-off Valves, the anchoring system <br />employed must withstand a force greater than 650 ft. pounds per valve. NFPA Code 30A, <br />Automotive and Marine Service Station Code, requires that the automatic closing feature <br />of emergency shut-off valves be checked at least once per year by manually tripping the <br />hold -open linkage. OPW recommends the use of PISCES® Stabilizer Bar Support <br />System for proper mounting of 10 Series Valves. <br />OPW IOS Stabilizer Bar Assembly <br />Part No. IOS-4771 <br />The OPW l OS Stabilizer Bar Assembly is used in installations where no valve mounting <br />system exists. When properly imbedded into the island concrete, IOS holds the OPW 10 <br />Series valves rigidly in place to assure proper shearing action. The l OS assembly includes <br />all necessary installation hardware. <br />OPW 1ORW Wrench <br />Part No. IORW-4735 <br />The OPW IORW Wrench is used to install and remove 1 1/2" OPW 10 Series Emergency <br />Shut-off valves and is designed to prevent stress to the shear section of the valve during <br />installation.This wrench is made of ductile iron and has a 13/4" diameter boss for use <br />with a pipe <br />