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Fennell Spring Company Datasheets for Extension Springs

Helically wound to oppose resistant forces, extension springs have consistent mechanical energy to return to its no-load, compressed position. The ends of the spring are attached to components intended to move apart, with the extension spring providing a reliable return force.


Extension Springs: Learn more

Product Name Notes
Extension Springs When your application calls for controlled resistance to a pulling force, Fennell Spring can produce the extension spring you need in a variety of raw and pre-plated metals...