Looking for quality parts that are made in the USA

Look no further, Circle M Spring, Inc. has been proudly making top quality parts for 18 years.
As Circle M Spring, Inc. grows so does our capabilities. We have the machining capabilities to handle your next project.

  • Wire Form Parts
Choose Circle M Spring, Inc. for your next project!

We are a group of experienced engineers and operators that set new standards in user experience to make the future happen.  Circle M Spring, Inc. is proud to have supplied numerous parts to our military soldiers fighting for our freedoms.

  • We are the #1 selling company in Northern Indiana
  • We have the most dedicated quality team
  • We offer the best service, that’s our promise


Please use the spec sheet to provide us with the information to quote your part(s) or assist you in your design.

To produce the best quality of product, we ask you to provide the error-free documents to avoid costly mistakes and omissions. We will be happy to assist if needed.

You can submit your request for a quote by emailing your completed spec sheet(s) to: ladams@circlemspring.com or uploading your documents here.

  • Compression Spring Specs — Download PDF
  • Extension Spring Specs — Download PDF
  • Torsion Spring Specs – Download PDF