From 10 springs to 10,000 springs, stock parts or custom products, Lee Spring makes it easy. No matter what kind of mechanical spring you need, how many you need or where you need them, Lee Spring' s experienced staff and user-friendly website can help. After all, we have been helping engineers and purchasing agents untangle the mystery of springs for over 95 years. Lee Spring is a leading source for both CUSTOM and STOCK customer-centric solutions. Our experienced staff of experienced multi-national, multi-lingual engineers provides expert collaboration throughout your design and manufacturing cycle. We provide prototype and concurrent engineering assistance. Lee Spring’s ever-expanding catalog of over 25,000 stock items is an industry standard. Our imperial and metric offering is anything but “standard” and includes unique parts, e.g., LeeP Plastic Compression Springs, Stainless Steel Lite Pressure ™ and High Pressure Compression Springs, and Battery Springs as well as Wave Springs, Compression Springs, Extension Springs, Torsion Springs, Constant Force Springs, Belleville Washers and more. All standard stock items are RoHS and REACH compliant. Lee Spring’s commitment to quality exceeds our ISO 9001 Certification. We have been qualified by customers in exacting manufacturing sectors including aerospace, medical, robotics, semi-conductor, and electronics. Lee Spring is experienced working with stringent quality requirements such as AMS Spec, Mil-Specs and QS9000.