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Extension spring

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See "full-screen" models of the springs and download a PDF file of the designed compression, tension or torsion spring!

Lesjöfors configurator for compression, tension and torsion springs allows you to design a spring based on your demands. Our CAD configurator stretches from wire diameter 0,1mm up to 15mm.

Click for information about 3D CAD!

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2. Choose item in the table

3. Save file

Cat.no Dt De L0 L1 F1 c Mtr 3D CAD
7620 2 12 50 71 205.4 8.59 EN 10270-3-1.4310
9712 0.5 2.5 7.9 10 17.9 7.13 EN 10270-3-1.4310
9725 0.55 2.8 8.8 11 20.9 7.33 EN 10270-3-1.4310
9737 0.63 3 9.7 12 29 10.8 EN 10270-3-1.4310
9749 0.7 3.5 11.1 14 33.6 9.98 EN 10270-3-1.4310
9761 0.8 4 12.6 16 43.9 11.4 EN 10270-3-1.4310
9762 0.8 4 17.4 23 43.9 7.13 EN 10270-3-1.4310
9774 0.9 4.5 14.2 18 54 12.8 EN 10270-3-1.4310
9775 0.9 4.5 19.6 26 54 8.02 EN 10270-3-1.4310
9786 1 5 15.8 20 66.7 14.3 EN 10270-3-1.4310
9787 1 5 21.8 29 66.7 8.91 EN 10270-3-1.4310
9799 1.1 5.5 17.4 22 78.8 15.7 EN 10270-3-1.4310
9800 1.1 5.5 24 31 78.8 9.8 EN 10270-3-1.4310
9813 1.2 5 37 44 108 13.8 EN 10270-3-1.4310
9827 1.4 7 22.1 28 124.4 20 EN 10270-3-1.4310
9828 1.4 7 30.5 39 124.4 12.5 EN 10270-3-1.4310
9829 1.4 7 43.1 57 124.4 7.98 EN 10270-3-1.4310
9841 1.6 8 34.9 45 157.6 14.3 EN 10270-3-1.4310
9842 1.6 8 49.3 65 157.6 9.13 EN 10270-3-1.4310
9843 1.6 11 30.1 45 119.5 7.2 EN 10270-3-1.4310
9853 1.8 9 39.2 50 194.4 16 EN 10270-3-1.4310
9854 1.8 9 55.4 72 194.4 10.3 EN 10270-3-1.4310
9855 1.8 12 33.2 48 151.4 9.03 EN 10270-3-1.4310
9866 2 10 43.6 56 239.9 17.8 EN 10270-3-1.4310
9867 2 10 61.6 80 239.9 11.4 EN 10270-3-1.4310
9868 2 14 38 57 178.9 8.45 EN 10270-3-1.4310
9878 2.2 11 48 61 281.1 19.6 EN 10270-3-1.4310
9879 2.2 11 67.8 88 281.1 12.5 EN 10270-3-1.4310
9880 2.2 15 41.2 60 214.6 10.2 EN 10270-3-1.4310
9890 2.5 13 55.3 71 351.3 19.2 EN 10270-3-1.4310
9891 2.5 13 77.8 103 351.3 12.3 EN 10270-3-1.4310
9892 2.5 18 48.3 73 263.7 9.57 EN 10270-3-1.4310
9903 2.8 14 86.2 111 442.8 16 EN 10270-3-1.4310
9904 2.8 20 53.8 80 324.1 11 EN 10270-3-1.4310
9915 3.2 16 98.6 126 562 18.3 EN 10270-3-1.4310
9916 3.2 22 60.2 86 425.9 14.4 EN 10270-3-1.4310
9917 3.2 22 79.4 121 425.9 9 EN 10270-3-1.4310
9928 3.6 25 68.1 97 515.5 15.6 EN 10270-3-1.4310
9929 3.6 25 89.7 136 515.5 9.77 EN 10270-3-1.4310
9940 4 28 76 109 631.8 16.9 EN 10270-3-1.4310
9941 4 28 100 153 631.8 10.6 EN 10270-3-1.4310
9952 4.5 32 86.3 124 759.8 18 EN 10270-3-1.4310
9953 4.5 32 113 173 759.8 11.2 EN 10270-3-1.4310
9954 4.5 32 154 248 759.8 7.2 EN 10270-3-1.4310
9964 5 36 96.6 140 927.4 19.1 EN 10270-3-1.4310
9965 5 36 127 196 927.4 12 EN 10270-3-1.4310
9966 5 36 172 280 927.4 7.66 EN 10270-3-1.4310