Magnaloy Coupling Co., Div. of Douville-Johnston Corp.

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Magnaloy Coupling Co., Div. of Douville-Johnston Corp. designs and manufactures a full line of flexible drive couplings, as well as aluminum and custom‑welded steel pump and motor mounts. The product portfolio also includes cylinder‑rod‑end alignment couplers, hydraulic power‑unit reservoirs with related accessories, hydraulic pressure switches, and in‑line bar manifolds. Additional offerings comprise subplates, cover plates, valve adapters, and manifold accessories, all supplied throughout the United States and Canada.

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