From 10 springs to 10 million springs, Stock or Custom, Lee Spring makes it easy. Catalog of over 19000 stock springs including corrosion resitant materials and unique designs; Compression, extension, torsion, wave, Die Springs, Bellevilles. We also stock all MIL-SPEC parts. Comprehensive custom capabilities including springs, 4-slide and wire forms. ITAR compliant. ISO 9001 certified; RoHS & REACH Compliant.