R&D, Prototyping and Design Engineering Manufacturers Choose Lee Spring
  • Rapid Prototyping
  • Fitment Tests
  • Rate Testing
  • Durability Testing
  • Proof of Concept
  • Material Testing
  • Design Verification
  • Production Costing
  • Validation
  • Industrial Design
  • Sampling
  • New Technologies
  • Inventions
Choosing the right supplier has never been easier.

For more than 90 years, Lee Spring has been supplying quality springs to support the R&D, Prototyping and Design Engineering Industry for decades. Lee Spring is a global leader in the spring industry carries a large selection of stock springs, plus has extensive custom capabilities. A member of Lee Spring Engineering Team is available to support your project from concept through full production runs.

  • Huge Inventory Stock Springs - Millions of springs in stock, ready to ship, great for rapid prototyping
  • Great Selection - 25,000+ stock spring designs
  • Get it FAST - Next Day shipping available
  • Custom Springs - To your specifications
  • Engineering Support – Experience developing new products
  • CAD Downloads – Save critical design time, downloads ready for modeling programs.
  • Concept to Finished Product - Partner with Lee Spring from concept through production
Over 25,000 Stock Springs
Online CAD Downloads
Free Ground Shipping
Over 25,000 Stock Imperial and Metric Designs
Free CAD Downloads
Live Engineering Support
Free Ground Shipping in Continental United States
Free Passivation on Stainless Steel Springs
Free Plating on Music Wire Springs
Free Grinding on Standard Compression Springs
Free Certificates of Compliance
Guaranteed RoHS & Reach Compliance
Online or Phone Ordering
Print Catalog Available
Wire Forms, Stampings & Springs
Prototypes to Production Runs
Turning Ideas Into Reality
Pull/Kanban capabilities
CAD Assisted product design, drawing & modeling
Live Engineering Support
In-house prototype production services
Free Material & Chemical Certification
Free Certificates of Compliance
In-house tooling production including EDM
Governmental and Industrial Regulatory Expertise
Global Supply Chain Network
Long or Short Runs
Proprietary Quality Control System

Lee Spring Part PDF