Advancing the art of spring making.
Spring Manufacturing Corporation - Advancing the art of spring making

Extension Springs Engineering Request

The following form will send us your engineering information for extension springs. Please try and be as complete as possible. If you have any questions, feel free to call us at 978.658.7396.

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Design Information

Extension Springs Engineering

Standard (in / lbs)    Metric (mm / N)
a.in. (mm) max. or
b. in. (mm) max. or ±in. (mm)
a.in. (mm) max. or
b. in. (mm) max. or ± in. (mm)
loadlb.(N) ± lb. (N) @ in. (mm)loadlb. (N) ± lb. (N) @ in. (mm)ratelb/in. (N/mm) ± lb/in. (N/mm)between lengths of in. (mm) and in. (mm)
(inside ends) without setin. (mm)
° max. separation of loop planes
(indicate L, R or OPT)
(see illustrations below)

Design Information

Advisory Data

a.in. (mm) max.in. (mm) min. b.in. (mm) max. ± in. (mm) c. approximatelyin. (mm)
in. (mm)
in. (mm)
in. (mm)
lbs. (N)

Special Information

within° degrees
cycles/sec. and working range in. (mm)
toin. (mm) of length
° F (°C)
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Since our founding in 1979, Spring Manufacturing Corporation has been in the business of helping manufacturing, engineering, and design
firms obtain the right springs for their application. Your designs will have the benefit of our knowledge in the manufacturability, cost and life of
your spring or metal component. Material, bend radius, atmosphere, end types are a few design challenges we can help with. Let us know how we can help you meet your project goals. Contact Us Today!

Spring Manufacturing Corporation - Advancing the art of spring makingSpring Manufacturing Corporation  |  2235 Main Street, Tewksbury, MA 01876
Ph: 978.658.7396  |  Fax: 978.657.5933  |  Email: sales@springmancorp.com
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