Jun 22, 2016

Extension Springs Extension springs are closed-coiled helical springs that extend under a pulling force. Many design considerations must be made with extension springs including; initial tension, stress and deflection of hooks, hook end types. There are a variety of extension spring end types. Machine loop and hook over center, side loop, full loop over center, no hook, extended hook, hook end with swivel, v-hook over center, double twisted full loop over center, and many more. [caption id="attachment_1378" align="aligncenter" width="300"]Extension Springs .040 Zin plated music wire extension for marine products Extension Springs .040 Zin plated music wire extension for marine products[/caption] Please send inquiries to: sales@katyspring.com Ph. 281-391-1888

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