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SCHNORR®, established in 1908, is an ISO 9001 & TS 16949 certified manufacturer of conical spring washers. These springs are also known as Belleville springs, disc springs, spring washers, safety washers, or load washers. Specialized spring engineering is provided to fill customer specific requirements from small to large production quantities. Custom sizes from 0.120 to 40 inches in diameter and material thickness up to 3.00 inches are available from a variety of spring steels and other special materials.