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Stainless steel screw coupling, Plug Size.4, G 3/4"(Female thread) (511337.4ES) - Landefeld - Pneumatics - Hydraulics - Industrial Supplies
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Amazon.com: Quickun 304 Stainless Steel Pipe Coupling Fitting, 3/4" x 3/4" Female Pipe Coupler Connector Adapter Fitting (1.4" Length) : Industrial & Scientific
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Smith Cooper Cast 150# Stainless Steel 3/4 in. Full Coupling Fitting - Socket Weld - John M. Ellsworth Co. Inc.
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