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NSF-61 Certified EPDM, Ring Gasket, Pipe Size: 3(3) Inches (7.62Cm), , Thickness: 1/8(0.125) Inches (3.175mm), Pressure Tolerance: 150psi, Inner Diameter: 3 1/2(3.5) Inches, (8.89), Outer Diameter: 5 3/8(5.375) Inches (13.6525Cm), Part Number: CRG384
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Amazon.com : 6 Inch / 15 cm Assorted Color Aluminum Ruler in Inch and CM Scale with Hanging Hole | Pack of 6 : Office Products
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