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Alco Spring

Since 1908, Alco Spring has been a trusted manufacturer of custom hot wound steel springs, serving the rail, industrial, and automotive markets. With over a century of expertise, we deliver precision-engineered solutions that meet the demanding needs of customers across the globe.

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Alco Spring’s Capabilities

Alco Spring Industries, Inc. has developed exceptional relationships with various steel mills and specialty vendors to supply the quality and testing of raw material that you need.

Production
  • 150,000 sq. ft. facility with integrated manufacturing lines.
  • Continuous production ensures efficiency and reliability.
  • Output ranges from a single spring to hundreds of thousands.
Custom Designs
  • Engineers design custom springs for specific applications.
  • Expertise tailored to meet the needs of a growing market.
  • Partner with us to design and supply the springs you require.
Quality
  • Certified by NAPM, AAR M-1003, and ISO 9001.
  • Dedicated to delivering the highest quality products and services.
  • Committed to continuous improvement in everything we do.

Manufacturing Standards

Manufacturing Standards
  • Static and Dynamic Load Testing
  • Magnetic Particle Inspection
  • Hardness
  • Shotpeen
Manufacturing Standards
  • ASTM A-125
  • AAR M-114
In-House Inspection Capabilities
  • Free Height
  • Solid Height
  • Outside Diameter
  • Bar Diameter
  • Squareness (Perpendicularity)
  • Parallelism
  • Bearing Surface (flatness)
  • Surface Finish
Third Party Lab Specialty Testing Available
  • Fatigue Testing
  • Ultrasonic Inspection
  • Decarburization
  • Microstructure Examination
  • Chemical and Mechanical Analysis

Customer Base

Alco Spring Industries, Inc. has a diverse customer and application base all around the world. With our exceptional quality and commit to customer satisfaction Alco is known in Agriculture, Energy, Freight Car Springs, Locomotive Springs, Transportation, Mining, Snow Removal, Track Sensors, and Vehicle Suspension.

Agriculture

The expectations on heavy duty coil springs used for rugged deep tillage demand the highest standards and durable performance with every tilling season. You can count on Alco’s teams to engineer and manufacture springs to meet your unique specifications. You can be assured of our understanding and commitment to drive the highest quality products you expect from Alco.

Energy

Coal pulverizer and valve springs are integral in the efficiency of oil, gas, and nuclear power plants. With our longevity and significant years of experience, we understand the stringent industry standards and the demands needed in high temp and high pressure environments. We offer magnetic–particle inspection and testing, and are in constant collaboration to produce the best products on the market that are cost effective and perform at high standards to sustain optimal performance levels.

Freight Car Springs

Our success has been built on a history of manufacturing quality products, but at ALCO, we recognize that it takes more than quality products to survive over 100 years in business. We offer the best service in the industry beginning with a commitment to respond to customer phone calls within three hours and to visit customer facilities within 24 hours of a request. Our large inventory includes standard “D” type springs as well as control springs.

Locomotive Springs

Our success has been built on a history of manufacturing quality products, but at ALCO, we recognize that it takes more than quality products to survive over 100 years in business. We offer the best service in the industry beginning with a commitment to respond to customer phone calls within three hours and to visit customer facilities within 24 hours of a request. Our inventory includes a wide range of locomotive springs available for immediate delivery. Contact us for details.

Transportation

We serve some of the world’s largest Locomotive manufacturers with high quality, hot wound springs & services, including ALCO, GE, EMD, and many others. Our proven track record of delivering high quality springs, on-time, and according to required specifications, forms the basis on these successful partnerships. Commonly used, standard type locomotive springs are available from our stock. For unique applications, we offer complete engineering design services to assist our customers. From 1 spring to a million, weighing from 0.4 to 900 lbs, the ALCO team will meet your Locomotive spring requirements.

Mining

ALCO designs and manufactures hot wound coiled springs for mining applications for any aggregate including shakers, large coal crushers, and more. For decades, we have supplied reliable and durable springs to help keep mining and aggregate machinery at peak performance under rugged conditions and rigorous use.

Quality & Safety Highlights

Our Commitment to Quality & Safety

Alco Spring is dedicated to delivering products that meet the highest standards of safety and performance. Every spring is engineered with precision, tested thoroughly, and produced through strict quality assurance processes that ensure reliability under the toughest conditions. The company’s experienced team continuously refines its manufacturing and safety practices to protect workers, support customers’ operational success, and uphold industry-leading quality in every component they create.

Alco Spring Certificates
AAR Quality Assurance Program Certification
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ISO Certification
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Have a Question?

Whether you need technical support, a project consultation, or details on our spring manufacturing capabilities, our team is here to help. Reach out today and connect with the people who power precision at Alco Spring.

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