MW Industries, Inc. has been producing hot wound springs (also known as hot coil springs, hot compression springs, or hot helical springs) and related products, for more than 70 years at our Matthew Warren Spring facility in Logansport, Indiana and our Pontotoc Spring facility in Pontotoc, Mississippi. Our commitment to quality, technology, process improvement and our customers, has made us a premier supplier within the industry. We have the ability to control metallurgical processes and guarantee part quality to our customers, earning us a TS 16949 certification. This guarantees the best delivery and the most competitive pricing in the industry.

Shot peening for improved fatigue life and load testing is available when required. Individual part identification, grinding, special coatings, in-house powder coatings, cycle testing of finished products, and magnetic particle inspection are also available to meet your application requirements.

Our highly trained staff of engineers is always on hand to meet your design, development, and manufacturing specifications. Our goal is simply to meet your every expectation.

MWI Production Capabilities


Maximum Coiling Specs

  • Bar Diameter: 2.00 in.
  • Bar Length: 27.0 ft.
  • Spring OD Max: 18.5 in.

Auto Coiling Specs

  • Bar Diameter: 1.875 in.
  • Bar Length: 21.0 ft.
  • Spring OD Max: 9.500 in.
  • Free Length Max: 39.0 in.


  • Squared
  • Ground
  • Open End
  • Pigtail
  • Custom
Hot Wound Springs from MW Industries


  • Powder Coat (Mil Standard)
  • E-Coat
  • Part Identification
  • Shot Peening
  • Grinding
  • Cycle Testing
  • Magnetic Particle Inspection
  • Automated Load Testing
  • Custom Tooling Design
  • Prototype to Production Volumes
  • Special Packaging


  • 5160H
  • 51B60H
  • SAE 9254
  • SAE 6150
  • SAE 9259
  • SAE 4140
  • 92V45
  • SRS60


  • Agriculture
  • Automotive Aftermarket
  • Construction
  • Energy & Oil
  • Military
  • Mining
  • Petrochemical
  • Valves


  • Vibration Control and Isolation
  • Vehicle Suspensions
  • Valve Actuators
  • Truck Safety Brake Springs
  • Pipe Hanger
  • Power Generation Applications
  • Snow Removal Equipment
  • Track Tensioner
Hot Coiled & Powder Coated Compression Springs
For More Information on Hot Wound Springs:
Contact Us
Request A Quote

P: 847.349.5780
F: 847.349.5779 (orders and quotes)

> Hot Wound Spring Product Flyer


ISO 9001:2008
ISO/TS 16949:2009
ITAR Compliant