Tension Springs

Extension Spring & Tension Spring Manufacturers and Suppliers

Vanel’s extension springs, also known as tension springs, are designed to absorb and store energy while resisting pulling forces. These springs are attached at both ends, pulling components back together when extended. Commonly used in automotive, aerospace, and heavy machinery applications, Vanel’s extension springs provide exceptional reliability and precision. We offer a wide range of stock and custom extension springs, available in different materials and sizes to meet your specific needs. Whether you require standard loops, hooks, or custom designs, Vanel has the perfect solution. Our springs are designed to meet the highest quality standards for demanding applications. You can buy extension springs online from our extensive catalog, ensuring quick and convenient delivery. With Vanel, you get premium-quality springs that are ready to meet the needs of your industry, backed by excellent service and fast fulfillment.

We are providing two kinds of Extension Spring as 

  • English Hooks
  • German Hooks

An Extension spring is a spring which offers resistance to extension or tension across its ends. Almost invariably they are made from circular-section wire.

Guaranteed Quality

We follow the strictest quality control in the manufacture of springs.

Note: To order or see the detailed info click on SKU.

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SKU Wire Diam. (mm) Ext. Diam. (mm) Spring Rate (daN/mm) Free Len. (mm) Length @max load (mm) Nr of Coils Number Of Coils Fo (daN) Maximal Force (daN) Material Hook Position Internal Diameter (mm) Hooks Weight (g) Hole (mm) Tariff Guid
U.300.500.3850.I 5 30 0.503597 385 578.991873 69.5 --- 16.646636 114.340361 Stainless Steel 180 --- 2 871.069695 30.6 5R 2B354B4C-0B8D
x
U.300.500.3850.I Estimated Delivery - 15 to 17 days
€69.00
U.300.500.3870.I 5 30 0.496454 387 583.783115 70.5 --- 16.646596 114.340361 Stainless Steel 180 --- 2 883.252488 30.6 5R 555FFB3F-6C6B
x
U.300.500.3870.I Estimated Delivery - 15 to 17 days
€69.00
U.349.470.4000.I 4.7 34.9 0.20532 400 759.367763 75.5 --- 10.466828 84.252217 Stainless Steel 180 --- 2 1007.792696 35.598 5R 1D5CAC5D-9857
x
U.349.470.4000.I Estimated Delivery - 15 to 17 days
€69.00
U.358.580.3240.I 5.8 35.8 0.756161 324 489.853301 48.5 --- 20.864925 146.276723 Stainless Steel 180 --- 2 993.425870 36.516 5R E2E83B9A-2E2E
x
U.358.580.3240.I Estimated Delivery - 15 to 17 days
€69.00
U.381.420.4570.I 4.2 38.1 0.072423 457 1160.126098 96.5 --- 5.957778 56.880279 Stainless Steel 180 --- 2 1148.157203 39.0525 5S 508D90F0-9845
x
U.381.420.4570.I Estimated Delivery - 15 to 17 days
€77.05
U.381.420.4920.I 4.2 38.1 0.066879 492 1253.415576 104.5 --- 5.957567 56.880279 Stainless Steel 180 --- 2 1241.408550 39.0525 5S 29B5DD4E-C5A7
x
U.381.420.4920.I Estimated Delivery - 15 to 17 days
€77.05
U.381.450.3550.I 4.5 38.1 0.140132 355 791.718949 67.5 --- 7.679291 68.877591 Stainless Steel 180 --- 2 921.755961 39.0525 5R 57C9929F-36B9
x
U.381.450.3550.I Estimated Delivery - 15 to 17 days
€69.00
U.381.480.3550.I 4.8 38.1 0.198092 355 721.682748 63.5 --- 9.695415 82.332334 Stainless Steel 180 --- 2 979.568596 38.862 5R C473EFDD-9EB8
x
U.381.480.3550.I Estimated Delivery - 15 to 17 days
€69.00
U.390.530.3550.I 5.3 39 0.313729 355 650.188162 57.5 --- 13.243499 105.852586 Stainless Steel 180 --- 2 1097.906740 39.78 5S 8D25B696-78D1
x
U.390.530.3550.I Estimated Delivery - 15 to 17 days
€77.05
U.390.550.2900.I 5.5 39 0.489593 290 498.520285 43.5 --- 15.084188 117.17426 Stainless Steel 180 --- 2 898.769711 39.78 5R A1D204FA-6029
x
U.390.550.2900.I Estimated Delivery - 15 to 17 days
€69.00
U.390.550.3240.I 5.5 39 0.430248 324 561.281707 49.5 --- 15.08428 117.17426 Stainless Steel 180 --- 2 1017.288794 39.78 5R 2BFD65EF-D56B
x
U.390.550.3240.I Estimated Delivery - 15 to 17 days
€69.00
U.400.300.6730.I 3 40 0.006809 673 3585.847609 205.5 --- 1.348845 21.182424 Stainless Steel 180 --- 2 1346.880855 41.2 5R F9B633AE-6E82
x
U.400.300.6730.I Estimated Delivery - 15 to 17 days
€69.00
U.400.450.3660.I 4.5 40 0.115395 366 875.364506 69.5 --- 7.023707 65.801824 Stainless Steel 180 --- 2 1001.904363 41 5R F14CE57F-4B30
x
U.400.450.3660.I Estimated Delivery - 15 to 17 days
€69.00
U.400.450.3680.I 4.5 40 0.115395 368 877.364506 69.5 --- 7.023707 65.801824 Stainless Steel 180 --- 2 1001.904363 41 5R 9F95CE83-179E
x
U.400.450.3680.I Estimated Delivery - 15 to 17 days
€69.00
U.400.500.3210.I 5 40 0.238413 321 647.208101 53.5 --- 10.305081 88.077333 Stainless Steel 180 --- 2 946.603011 41 5R 2E8DEF2E-8A6B
x
U.400.500.3210.I Estimated Delivery - 15 to 17 days
€69.00
U.400.500.3230.I 5 40 0.234039 323 655.305517 54.5 --- 10.304882 88.077333 Stainless Steel 180 --- 2 963.658921 41 5R 533D2739-A467
x
U.400.500.3230.I Estimated Delivery - 15 to 17 days
€69.00
U.400.500.3610.I 5 40 0.2074 361 735.986908 61.5 --- 10.305048 88.077333 Stainless Steel 180 --- 2 1083.050292 41 5S 3D6F415C-AC9E
x
U.400.500.3610.I Estimated Delivery - 15 to 17 days
€77.05
U.400.500.3630.I 5 40 0.204082 363 744.084256 62.5 --- 10.304896 88.077333 Stainless Steel 180 --- 2 1100.106202 41 5S 845039CD-6463
x
U.400.500.3630.I Estimated Delivery - 15 to 17 days
€77.05
U.400.550.2750.I 5.5 40 0.481445 275 482.78568 40.5 --- 14.45548 114.492857 Stainless Steel 180 --- 2 864.570175 40.8 5R FB5A2C42-29F3
x
U.400.550.2750.I Estimated Delivery - 5 to 7 days
€69.00
U.400.550.2770.I 5.5 40 0.481445 277 484.78568 40.5 --- 14.45548 114.492857 Stainless Steel 180 --- 2 864.570175 40.8 5R 1B26ECA0-442B
x
U.400.550.2770.I Estimated Delivery - 15 to 17 days
€69.00
U.400.550.3080.I 5.5 40 0.419323 308 546.568795 46.5 --- 14.455474 114.492857 Stainless Steel 180 --- 2 986.627140 40.8 5R 20C6E9CB-5587
x
U.400.550.3080.I Estimated Delivery - 15 to 17 days
€69.00
U.400.550.3100.I 5.5 40 0.419323 310 548.568795 46.5 --- 14.455474 114.492857 Stainless Steel 180 --- 2 986.627140 40.8 5R 4AFDC1D9-125F
x
U.400.550.3100.I Estimated Delivery - 15 to 17 days
€69.00
U.400.550.3460.I 5.5 40 0.364458 346 620.482328 53.5 --- 14.455577 114.492857 Stainless Steel 180 --- 2 1129.026934 40.8 5S 39F225B8-8B61
x
U.400.550.3460.I Estimated Delivery - 15 to 17 days
€77.05
U.400.550.3480.I 5.5 40 0.364458 348 622.482328 53.5 --- 14.455577 114.492857 Stainless Steel 180 --- 2 1129.026934 40.8 5S 41EB6AF6-156D
x
U.400.550.3480.I Estimated Delivery - 15 to 17 days
€77.05
U.400.580.3240.I 5.8 40 0.521132 324 544.692549 47.5 --- 17.408753 132.418702 Stainless Steel 180 --- 2 1110.079640 40.8 5S ACE0C123-123E
x
U.400.580.3240.I Estimated Delivery - 15 to 17 days
€77.05
U.440.400.3730.I 4 44 0.045161 373 1250.030389 77.5 --- 3.685977 43.293546 Stainless Steel 180 --- 2 991.776807 45.1 5R 5B4687BD-52A2
x
U.440.400.3730.I Estimated Delivery - 5 to 7 days
€69.00
U.444.450.3200.I 4.5 44.4 0.098236 320 868.383026 57.5 --- 5.744627 59.615582 Stainless Steel 180 --- 2 937.090930 45.51 5R 20CAE0E9-41F7
x
U.444.450.3200.I Estimated Delivery - 15 to 17 days
€69.00
U.444.450.3400.I 4.5 44.4 0.091847 340 926.531753 61.5 --- 5.7444 59.615582 Stainless Steel 180 --- 2 1000.088639 45.51 5R A3D71E1A-A94B
x
U.444.450.3400.I Estimated Delivery - 15 to 17 days
€69.00
U.444.450.3550.I 4.5 44.4 0.086238 355 979.680414 65.5 --- 5.744392 59.615582 Stainless Steel 180 --- 2 1063.086349 45.51 5R 21E4D1AA-F8D8
x
U.444.450.3550.I Estimated Delivery - 15 to 17 days
€69.00
U.444.530.2800.I 5.3 44.4 0.278313 280 579.308945 41.5 --- 10.561969 93.863539 Stainless Steel 180 --- 2 931.289269 45.51 5R 9CFBB4AB-07F5
x
U.444.530.2800.I Estimated Delivery - 15 to 17 days
€69.00
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