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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!

1. Choose file format

2. Choose item in the table

3. Save file

Cat.no Dt De L0 L1 F1 c Mtr 3D CAD
3760 0.75 10 25 74 15.6 0.28 EN 10270-3-1.4310
3761 0.75 10 30 106 15.6 0.18 EN 10270-3-1.4310
3762 0.75 10 40 165 15.6 0.11 EN 10270-3-1.4310
3763 0.75 10 50 225 15.6 0.08 EN 10270-3-1.4310
3764 0.75 10 60 284 15.6 0.06 EN 10270-3-1.4310
3765 0.75 10 70 347 15.6 0.05 EN 10270-3-1.4310
3766 0.75 10 90 469 15.6 0.04 EN 10270-3-1.4310
3782 1 10 30 65 35.6 0.89 EN 10270-3-1.4310
3783 1 10 40 101 35.6 0.52 EN 10270-3-1.4310
3784 1 10 50 136 35.6 0.37 EN 10270-3-1.4310
3785 1 10 60 171 35.6 0.28 EN 10270-3-1.4310
3786 1 10 80 242 35.6 0.2 EN 10270-3-1.4310
3787 1 10 100 312 35.6 0.15 EN 10270-3-1.4310
3800 1.2 10 30 51 59.5 2.52 EN 10270-3-1.4310
3801 1.2 10 40 78 59.5 1.39 EN 10270-3-1.4310
3802 1.2 10 50 103 59.5 0.99 EN 10270-3-1.4310
3803 1.2 10 60 128 59.5 0.77 EN 10270-3-1.4310
3804 1.2 10 70 155 59.5 0.62 EN 10270-3-1.4310
3805 1.2 10 90 205 59.5 0.46 EN 10270-3-1.4310
3811 1.5 10 40 61 111.3 4.7 EN 10270-3-1.4310
3812 1.5 10 50 79 111.3 3.42 EN 10270-3-1.4310
3813 1.5 10 60 98 111.3 2.59 EN 10270-3-1.4310
3814 1.5 10 70 116 111.3 2.15 EN 10270-3-1.4310
3815 1.5 10 80 135 111.3 1.79 EN 10270-3-1.4310
3816 1.5 10 100 173 111.3 1.34 EN 10270-3-1.4310
7726 1.2 10 120 284 59.5 0.32 EN 10270-3-1.4310
7728 1.5 10 140 248 111.3 0.91 EN 10270-3-1.4310
9769 0.8 9 20.6 48 21 0.68 EN 10270-3-1.4310
9770 0.8 9 25.4 70 21 0.42 EN 10270-3-1.4310
9771 0.8 9 32.6 102 21 0.27 EN 10270-3-1.4310
9772 0.8 9 44.6 155 21 0.17 EN 10270-3-1.4310
9773 0.8 9 60.6 226 21 0.11 EN 10270-3-1.4310
9781 0.9 10 23 52 26.1 0.79 EN 10270-3-1.4310
9782 0.9 10 28.4 75 26.1 0.5 EN 10270-3-1.4310
9783 0.9 10 36.5 110 26.1 0.32 EN 10270-3-1.4310
9784 0.9 10 50 167 26.1 0.2 EN 10270-3-1.4310
9785 0.9 10 68 243 26.1 0.13 EN 10270-3-1.4310
9794 1 11 25.4 57 32.5 0.91 EN 10270-3-1.4310
9795 1 11 31.4 82 32.5 0.57 EN 10270-3-1.4310
9796 1 11 40.4 120 32.5 0.37 EN 10270-3-1.4310
9797 1 11 55.4 183 32.5 0.23 EN 10270-3-1.4310
9798 1 11 75.4 266 32.5 0.15 EN 10270-3-1.4310
9814 1.2 8.5 23 36 69.1 4.86 EN 10270-3-1.4310
9815 1.2 8.5 30.2 50 69.1 3.04 EN 10270-3-1.4310
9816 1.2 8.5 41 73 69.1 1.95 EN 10270-3-1.4310
9817 1.2 8.5 59 110 69.1 1.22 EN 10270-3-1.4310
9821 1.2 8.5 290 583 69.1 0.21 EN 10270-3-1.4310
9830 1.4 10 26.9 42 91.1 5.51 EN 10270-3-1.4310
9831 1.4 10 35.3 59 91.1 3.44 EN 10270-3-1.4310
9832 1.4 10 47.9 84 91.1 2.2 EN 10270-3-1.4310
9833 1.4 10 68.9 127 91.1 1.38 EN 10270-3-1.4310
9834 1.4 10 290 579 91.1 0.28 EN 10270-3-1.4310
9843 1.6 11 30.1 45 119.5 7.2 EN 10270-3-1.4310
9844 1.6 11 39.7 63 119.5 4.5 EN 10270-3-1.4310
9845 1.6 11 54.1 91 119.5 2.88 EN 10270-3-1.4310
9846 1.6 11 78.1 137 119.5 1.8 EN 10270-3-1.4310
9852 1.8 9 28.4 35 194.4 25.7 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
9865 2 10 31.6 39 239.9 28.5 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
9877 2.2 11 34.8 43 281.1 31.4 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