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Associated Spring

A worldwide leader in the design, manufacture and sale of springs, die components and fasteners, Associated Spring offers two distinct product categories:

The Stock Precision Engineered Components (SPEC©) product line includes a wide range of stock and custom compression, extension and torsion springs, curved, wave and finger washers, as well as retaining rings and fasteners. The Die Components product line consists of die springs (meting English, ISO and JIS standards) and a standard range of Die and Mould components. Associated Spring serves global markets with sales offices and warehouse facilities in Europe, the US, Canada, Brazil, Mexico, Asia and Australia. Associated Spring is a division of Barnes Group, Inc.

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Associated Spring Product Overview

SPEC© Products

Die Components

  • 100 million parts with off-the-shelf availability

  • more than 10,000 different product designs

  • Compression and extension springs

  • Torsion springs

  • Conical compression springs

  • Constant force springs

  • Garter springs

  • Urethane compression springs

  • Belleville spring washers

  • Retaining rings

  • Die springs (English, ISO and JIS)

  • Die and Mould standard components

  • Markets and industries served by Associated Spring.

  • Automotive OEM and Aftermarket

  • Tool and die

  • Electronics and robotics

  • Plastic injection molding

  • Commercial and small appliance

  • Medical equipment

  • Construction and farm machinery

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    We are a part of the Barnes Group, Inc.

    Founded in 1857, Barnes Group, Inc. is a diversified international company that serves a range of global industrial and transportation markets through three business units: Associated Spring, Barnes Distribution and Barnes Aerospace. Headquartered in Bristol, Connecticut, Barnes Group employs more than 6,100 people at 60 locations worldwide. In addition, the company operates the Center for Advanced Research (CFAR), which provides access to the most sophisticated technology and equipment for all of the businesses in the Barnes Group.

    Barnes Group, Inc.
    123 Main Street
    Bristol, CT 06010
    Phone: (860) 583-7070

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    Barnes Distribution

    Barnes Distribution has been an industry leader in the distribution of Maintenance, Repair and Operation (MRO) supplies since 1927. It has grown into an international logistical management services business, serving its customers from 11 regional centers in North America and Europe with operation centers in the United Kingdom and France. Products include fasteners, spray chemical, adhesives and sealants.

    Barnes Distribution
    The Galleria & Tower at Erieview
    1301 East 9th Street - Suite 700
    Cleveland, OH 44114-1824
    Phone: (216) 416-7200

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    Barnes Aerospace

    Barnes Aerospace is a worldwide producer of machined and fabricated components and assemblies for aircraft engine and airframe builders. Using the most advanced process control and production techniques, it also provides engine component overhaul and repair services for most of the world's major commercial airlines and the military.

    Barnes Aerospace
    169 Kennedy Road
    Windsor, CT 06095
    Phone: (860) 298-7740

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    Associated Spring

    Associated Spring has served as one of the world's leading precision spring manufacturers since its founding in 1857. Today, more than 90 percent of its business focuses on providing highly engineered custom solutions, including precision stampings and assemblies, for a range of transportation, electronics and industrial applications worldwide. Key markets include the automotive, transportation, electronics, communications, aerospace, nuclear and petrochemical industries.

    Associated Spring
    80 Scott Swamp Road
    Farmington, CT 06032
    Phone: (860) 678-0700

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    Product Development Center (PDC)

    An integral part of Associated Spring, the PDC focuses on the following areas:

  • Metallurgy

  • Stress and endurance testing

  • Failure analysis

  • Production processes and equipment

    Its capabilities and state-of-the-art equipment include:

  • Dimensional modeling

  • Laser digitizing

  • Laminated object manufacturing - conceptual prototyping

  • Functional prototyping

  • Scanning - electron microscope

  • Product Development Center
    15150 Cleat Street
    Plymouth, MI 48170
    Phone: (734) 737-0958

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    Barnes Group (UK) Ltd, European Headquarters, P.O. Box 23, Evesham WR11 1ZE

    Tel: +44 (0)1386 443366