Advanced Couplings manufactures industrial couplings and sealing components, including gaskets, for demanding fluid-handling applications. Its product-focused operation is supported by locations serving customers across multiple markets, with gaskets given particular attention as a core specialty.
APGFounded as a small Southeast Texas gasket-fabricating shop in 1943, APG now manufactures and distributes fluid-sealing and conveyance products, including O-rings, gaskets, and industrial couplings. The company’s wartime expansion helped shape its broad product base, while its Ever-Tite brand is tied to the first patented cam-and-groove coupling, introduced in 1944. Based in Houston, APG also maintains more than 500,000 linear feet of gasket materials for distribution, OEM, and fabrication customers.GRAFTON, OH
Columbus GasketFounded in 1975 as Columbus Gasket and Supply, Columbus Gasket manufactures custom gaskets, seals and molded parts for industrial and manufacturing customers across the Midwest and North America. Its specialty shop combines more than 80 years of team experience with hand-cut work for unusual parts, while modern cutting and forming equipment supports both small custom jobs and large production runs. Since its 2023 acquisition by Cleveland-area Essential Sealing Products, the company has continued expanding its materials and customization options.COLUMBUS, OH
Phelps Industrial Products LLCSince 1945, Phelps Industrial Products has built its identity around practical fluid-sealing expertise for demanding industrial applications. The Laurel, Maryland company serves customers worldwide with custom gaskets and related sealing solutions, drawing on decades of fabrication experience and an extensive material inventory.LAUREL, MD
Independent Sealing CompanyIndependent Sealing Company is an owner-operated business established in 1987, specializing in custom-cut gaskets, braided packing for pumps and valves, and other fluid-sealing products. They provide personal responsive service, competitive prices, and on-time delivery for industrial, marine, military, power generation, and municipal markets.PHILADELPHIA, PA