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)PW : Products: Details <br />1"400- <br />x�...MW <br />Search by Model Number: <br />Page 1 of 1 <br />Hors Contact Us Careers Links Logir <br />Browse by Categories: <br />» Product Details <br />Model Number: <br />Category: Select CategOty <br />Description: M <br />OPW > OPW Environmental > Underground Storage Tank Equipment > Spill Containment Manholes > <br />Thread -On Containment Manholes <br />OPW Threaded Riser Features I 0.rderin9_SPe_cifcatiorls. Bdditional...Resources <br />Adaptor (Face Seal <br />Adaptor) (FSA -400) <br />Features <br />An OPW FSA -400 Threaded Riser Face <br />Seal Adaptor is required to provide a The FSA -400 Threaded Riser Face Seal Adaptor is installed on the fill pipe below the spill container t, <br />flat, true sealing surface on threaded provide a true sealing surface for the drop tube flange on the 6150-EVR overfill prevention valve. <br />pipes where a gasket seal exists per <br />The 6150-EVR series valve is installed in the base of the OPW EVR spill container with the patent <br />EVR requirements. The FSA -400 is <br />pending 611SK Jack Screw device. This configuration allows liquid in the spill container to be <br />installed on the fill pipe riser below the <br />drained directly into the drop tube thereby isolating the drain valve from the tank ullage, eliminatinc <br />spill container to provide a true sealing <br />a notorious leak point in previous systems, <br />surface for the drop tube flange on the <br />61SO-40OC-EVR overfill prevention <br />valves. The FSA -400 is also required <br />on tank gauging risers and optional on <br />vapor risers and rotatable adaptors. <br />view more detailed image )� <br />Daulnload Printable PDF Version > <br />