Since its 1953 founding as a New Jersey pneumatic-cylinder company, Alkon Corporation has grown into a family- and employee-owned manufacturer serving industrial and transportation equipment makers. The Winter family remains its majority shareholder, while the company’s North American facilities support custom-engineered pneumatic and hydraulic components for demanding applications. Alkon holds ISO 9001:2015 certification.
ISO 9001:2015
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DOT Compliance
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Sheffer CorporationFounded by brothers Don and Harvey Sheffer in Reading, Ohio, in 1952, Sheffer Corporation manufactures hydraulic and pneumatic cylinders, with a specialty in custom designs for demanding applications. The company has grown from a family-founded machine shop into a multi-facility American manufacturer whose cylinders have supported the Space Shuttle, the Joint Strike Fighter and aerospace programs for SpaceX and Blue Origin. Sheffer still pairs direct access to engineers with the capacity to build everything from standard units to large-bore, highly specialized cylinders.CINCINNATI, OH
A.L.E. Hydraulic Machinery Company LLCIncorporated in 1975, A.L.E. Hydraulic Machinery Company LLC designs and makes custom hydraulic and pneumatic equipment, including its specialty mini telescopic cylinders. The Levittown shop also supports that work with a full CNC machine shop, welding and fabrication, repairs, and in-plant or field service for mobile and industrial equipment.LEVITTOWN, PA
Yates Industries Inc. (Yates Cylinders)Founded in 1972 as a fluid-power distributor, Yates Industries now manufactures, rebuilds, and repairs hydraulic and pneumatic cylinders across four U.S. facilities. Its Michigan headquarters makes tie-rod cylinders, while dedicated plants in Alabama and Georgia handle mill-duty and welded lines, giving the company more than 365,000 square feet of manufacturing and repair space. All locations are ISO 9001:2015 compliant, and the company supports industrial customers with 24/7 cylinder repair.MIDDLETOWN, OH
Sealing DevicesSealing Devices grew from Terry Galanis Sr.’s $157 home-based venture in Alden, New York, into a third-generation family-owned company serving critical applications. Founded in 1963, the Lancaster-based manufacturer supports customers with custom sealing work and related engineering guidance, while maintaining a 225,000-plus-square-foot manufacturing footprint and serving all 50 states and more than 20 countries. Its quality systems have been certified to ISO 9001:2015 and AS9100D.LANCASTER, NY