PRECISION • PERFORMANCE • QUALITY

Renton Coil Spring Company is a world-class spring manufacturer for the aviation, space, defense, industrial, and motorsport markets, providing superior quality parts and performance since 1949.

Design and material capabilities, along with complete performance solutions has led RCS to become a top supplier of quality springs, wire forms, assemblies, and flat metal parts with thousands of applications across the globe and beyond. 

Renton Coil Spring has been officially awarded the 2020 HIRE Vets Medallion Award!

The Honoring Investments in Recruiting and Employing American Military Veterans (HIRE Vets) Medallion Program implements the requirements of the HIRE Vets Act of 2017 (Public Law 115-31).  The HIRE Vets Medallion is the only federal award recognizing exceptional achievement in veteran employment.  By meeting the criteria required for a Gold Medallion Award, Renton Coil Spring demonstrated both patriotism and recognition of the value veterans bring to the workplace.

AVIATION

Renton Coil Spring has been involved with the development of a number of commercial and business jets. The most recent of these are the Boeing 737, 777, 787, Airbus A380, and A350.



SPACE

Renton Coil Spring is proud to be part of the new space race.

With multiple springs on the international space station, crucial parts on manned and un-manned vehicles, RCS is at the forefront of spring manufacturing for the next frontier in air travel.  

DEFENSE

RCS excels at working to a source controlled drawing (SCD) and can take the specifications from the SCD and produce a cost effective, efficient, and detailed spring solution.

INDUSTRIAL

RCS excels at working to a source controlled drawing (SCD) and can take the specifications from the SCD and produce a cost effective, efficient, and detailed spring solution.

MOTORSPORT

Due to their higher frequency response and improved suspension dynamics, RCS springs have better resistance to set and a longer fatigue life than the highly stressed steel springs that are common in performance applications.

shipping address

RENTON COIL SPRING CO.
425 s 7th st.
renton, wa 98057-2504 usa

mailing address

RENTON COIL SPRING CO.
po box 880
renton, wa 98057-0880 usa

general contact

email: info@rentoncoilspring.com
phone: 425.255.1453
fax: 425.228.0780