Extension springs

Extension springs in 4280 spring sizes for fast delivery from stock made of normal steel EN 10270-1 and stainless steel EN 10270-3-1.4310 from Gutekunst. The extension springs are made of round spring steel wire in a cylindrical shape with a 1/1 German eyelet on each side and a linear spring characteristic in quality grade 2 (medium tolerance range) according to DIN EN 15800. Simply select the right tension spring on www.Federnshop.com and order it directly from Gutekunst via the shopping cart. In addition to its catalog program, Gutekunst produces individual extension springs according to customer specifications in any desired size, design and eyelet shape from 0.2 to 12.0 mm wire diameter from all common types of spring steel in small quantities and large series. In addition to the classic cylindrical extension spring designs with a linear spring characteristic, Gutekunst also produces conical or barrel-shaped tension springs individually as required.