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.250.450.3440.IX 4.5 25 0.597107 344 486.82842 69.75 --- 15.510311 100.79416 Stainless Steel 270 --- 2 580.992035 25.5 5O 01868439-D209
x
U.250.450.3440.IX Estimated Delivery - 15 to 17 days
€48.30
U.250.450.3450.IX 4.5 25 0.597107 345 487.82842 69.75 --- 15.510311 100.79416 Stainless Steel 270 --- 2 580.992035 25.5 5O 3A740B3C-E808
x
U.250.450.3450.IX Estimated Delivery - 15 to 17 days
€48.30
U.285.300.6730.IX 3 28.5 0.020186 673 1980.131077 211.75 --- 2.936859 29.322607 Stainless Steel 270 --- 2 955.991558 29.2125 5O 387DCB35-0B0A
x
U.285.300.6730.IX Estimated Delivery - 15 to 17 days
€48.30
U.290.400.3490.IX 4 29 0.184386 349 652.496597 77.75 --- 8.108702 64.069226 Stainless Steel 270 --- 2 621.419902 29.58 5O 75E28F4A-8DF0
x
U.290.400.3490.IX Estimated Delivery - 15 to 17 days
€48.30
U.300.450.2790.IX 4.5 30 0.402586 279 463.443108 53.75 --- 11.572052 85.826265 Stainless Steel 270 --- 2 561.650632 30.6 5O 1EF88EFD-9477
x
U.300.450.2790.IX Estimated Delivery - 15 to 17 days
€48.30
U.300.450.2800.IX 4.5 30 0.402586 280 464.443108 53.75 --- 11.572052 85.826265 Stainless Steel 270 --- 2 561.650632 30.6 5O 99060C3F-D6C9
x
U.300.450.2800.IX Estimated Delivery - 15 to 17 days
€48.30
U.300.500.2400.IX 5 30 0.858896 240 353.743432 40.75 --- 16.646582 114.340361 Stainless Steel 270 --- 2 520.205258 30.6 5O 702035C3-7EFB
x
U.300.500.2400.IX Estimated Delivery - 15 to 17 days
€48.30
U.300.500.2420.IX 5 30 0.858896 242 355.743432 40.75 --- 16.646582 114.340361 Stainless Steel 270 --- 2 520.205258 30.6 5O F7D82783-1FAB
x
U.300.500.2420.IX Estimated Delivery - 15 to 17 days
€48.30
U.310.270.6730.IX 2.7 31 0.008815 673 2774.569644 232.75 --- 1.622678 20.148014 Stainless Steel 270 --- 2 943.830264 31.93 5O 8F5BB347-69D2
x
U.310.270.6730.IX Estimated Delivery - 15 to 17 days
€48.30
U.310.500.2370.IX 5 31 0.782764 237 358.728043 39.75 --- 15.792943 111.077273 Stainless Steel 270 --- 2 529.610374 31.62 5O 0B1C3B12-7A18
x
U.310.500.2370.IX Estimated Delivery - 15 to 17 days
€48.30
U.318.420.3050.IX 4.2 31.8 0.206378 305 591.348199 62.75 --- 8.237689 67.333658 Stainless Steel 270 --- 2 614.963747 32.436 5O 6C788C39-D495
x
U.318.420.3050.IX Estimated Delivery - 15 to 17 days
€48.30
U.330.250.6730.IX 2.5 33 0.004804 673 3646.590546 250.75 --- 0.991865 15.276994 Stainless Steel 270 --- 2 939.342066 33.99 5O DC1B42D1-8436
x
U.330.250.6730.IX Estimated Delivery - 15 to 17 days
€48.30
U.334.580.2030.IX 5.8 33.4 1.697187 203 280.862956 27.75 --- 23.312125 155.460122 Stainless Steel 270 --- 2 539.322052 34.068 5O F80AAB4C-6210
x
U.334.580.2030.IX Estimated Delivery - 5 to 7 days
€48.30
U.350.420.3000.IX 4.2 35 0.153393 300 656.177062 60.75 --- 6.963069 61.598137 Stainless Steel 270 --- 2 665.082907 35.875 5O 1F01F383-99D7
x
U.350.420.3000.IX Estimated Delivery - 15 to 17 days
€48.30
U.360.400.2960.IX 4 36 0.110703 296 719.360853 61.75 --- 5.528871 52.396188 Stainless Steel 270 --- 2 636.733185 36.9 5O 83AF3DEF-A5E4
x
U.360.400.2960.IX Estimated Delivery - 15 to 17 days
€48.30
U.370.400.2770.IX 4 37 0.109835 277 694.073935 56.75 --- 5.249391 51.058707 Stainless Steel 270 --- 2 604.141778 37.925 5O D065E66D-218E
x
U.370.400.2770.IX Estimated Delivery - 15 to 17 days
€48.30
U.370.400.3090.IX 4 37 0.096265 309 784.868386 64.75 --- 5.249237 51.058707 Stainless Steel 270 --- 2 686.477965 37.925 5O E448B076-B2AF
x
U.370.400.3090.IX Estimated Delivery - 15 to 17 days
€48.30
U.381.380.3550.IX 3.8 38.1 0.056693 355 1042.378508 79.75 --- 4.077952 43.047502 Stainless Steel 270 --- 2 788.769693 39.0525 5O 64750252-8EAE
x
U.381.380.3550.IX Estimated Delivery - 15 to 17 days
€48.30
U.381.480.2150.IX 4.8 38.1 0.361981 215 415.664968 34.75 --- 9.695428 82.332334 Stainless Steel 270 --- 2 548.857519 38.862 5O 091EA7BB-50C4
x
U.381.480.2150.IX Estimated Delivery - 15 to 17 days
€48.30
U.390.530.1900.IX 5.3 39 0.67437 190 327.326682 26.75 --- 13.243591 105.852586 Stainless Steel 270 --- 2 529.578545 39.78 5O D916BC62-AB51
x
U.390.530.1900.IX Estimated Delivery - 15 to 17 days
€48.30
U.390.530.2030.IX 5.3 39 0.627457 203 350.594081 28.75 --- 13.243647 105.852586 Stainless Steel 270 --- 2 568.328195 39.78 5O 7D6AFECC-6D23
x
U.390.530.2030.IX Estimated Delivery - 15 to 17 days
€48.30
U.400.450.2220.IX 4.5 40 0.21245 222 498.669243 37.75 --- 7.023443 65.801824 Stainless Steel 270 --- 2 556.302143 41 5O A9B1DE33-9C06
x
U.400.450.2220.IX Estimated Delivery - 15 to 17 days
€48.30
U.400.450.2360.IX 4.5 40 0.196809 236 534.65611 40.75 --- 7.023614 65.801824 Stainless Steel 270 --- 2 599.741353 41 5O 2318F1F5-74D0
x
U.400.450.2360.IX Estimated Delivery - 15 to 17 days
€48.30
U.400.450.2370.IX 4.5 40 0.196809 237 535.65611 40.75 --- 7.023614 65.801824 Stainless Steel 270 --- 2 599.741353 41 5O 3F72DF4A-CD91
x
U.400.450.2370.IX Estimated Delivery - 15 to 17 days
€48.30
U.400.500.1910.IX 5 40 0.459643 191 360.201389 27.75 --- 10.305099 88.077333 Stainless Steel 270 --- 2 508.266121 41 5O F06AA442-04AB
x
U.400.500.1910.IX Estimated Delivery - 15 to 17 days
€48.30
U.400.500.1920.IX 5 40 0.459643 192 361.201389 27.75 --- 10.305099 88.077333 Stainless Steel 270 --- 2 508.266121 41 5O 1416738C-C8D2
x
U.400.500.1920.IX Estimated Delivery - 15 to 17 days
€48.30
U.424.450.6920.AX 4.5 42.4 0.054519 692 1826.414062 140.75 --- 6.947366 68.794486 Music Wire 270 --- 2 2122.764694 43.46 5O E85A4907-0894
x
U.424.450.6920.AX Estimated Delivery - 15 to 17 days
€48.30
U.437.470.6920.AX 4.7 43.7 0.062192 692 1778.907805 134.75 --- 7.703525 75.300495 Music Wire 270 --- 2 2282.736752 44.7925 5O 0D5AD68A-9CF7
x
U.437.470.6920.AX Estimated Delivery - 15 to 17 days
€48.30
U.440.400.2490.IX 4 44 0.074866 249 778.046377 46.75 --- 3.68596 43.293546 Stainless Steel 270 --- 2 608.788782 45.1 5O 545515BC-9F37
x
U.440.400.2490.IX Estimated Delivery - 15 to 17 days
€48.30
U.444.450.2200.IX 4.5 44.4 0.158002 220 560.951358 35.75 --- 5.744586 59.615582 Stainless Steel 270 --- 2 595.328355 45.51 5O D9D7B204-67AD
x
U.444.450.2200.IX Estimated Delivery - 15 to 17 days
€48.30
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