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.381.420.6850.I 4.2 38.1 0.046438 685 1781.585998 150.5 --- 5.957018 56.880279 Stainless Steel 180 --- 2 1777.603792 39.0525 6B 78C32B33-A7EE
x
U.381.420.6850.I Estimated Delivery - 15 to 17 days
€108.10
U.381.420.6850.IX 4.2 38.1 0.046361 685 1783.407314 150.75 --- 5.957018 56.880279 Stainless Steel 270 --- 2 1779.935076 39.0525 6B 4DA6B3A1-D6CF
x
U.381.420.6850.IX Estimated Delivery - 15 to 17 days
€108.10
U.404.420.6920.I 4.2 40.4 0.037885 692 1971.918105 151.5 --- 5.322795 53.812492 Stainless Steel 180 --- 2 1910.655446 41.41 6B A9C78902-0D18
x
U.404.420.6920.I Estimated Delivery - 15 to 17 days
€108.10
U.404.420.6920.IX 4.2 40.4 0.037823 692 1974.029728 151.75 --- 5.322282 53.812492 Stainless Steel 270 --- 2 1913.144899 41.41 6B 40BFB225-64C3
x
U.404.420.6920.IX Estimated Delivery - 15 to 17 days
€108.10
U.500.550.4060.I 5.5 50 0.147742 406 969.776424 61.5 --- 9.722594 93.01605 Stainless Steel 180 --- 2 1666.195513 51.25 6B 46E61F6E-3FB8
x
U.500.550.4060.I Estimated Delivery - 15 to 17 days
€108.10
U.500.550.4060.IX 5.5 50 0.147144 406 972.068025 61.75 --- 9.722537 93.01605 Stainless Steel 270 --- 2 1671.443373 51.25 6B 53CCF9F3-CE06
x
U.500.550.4060.IX Estimated Delivery - 15 to 17 days
€108.10
U.500.550.4080.I 5.5 50 0.147742 408 971.776424 61.5 --- 9.722594 93.01605 Stainless Steel 180 --- 2 1666.195513 51.25 6B 5E52F05F-AB32
x
U.500.550.4080.I Estimated Delivery - 15 to 17 days
€108.10
U.500.550.4080.IX 5.5 50 0.147144 408 974.068025 61.75 --- 9.722537 93.01605 Stainless Steel 270 --- 2 1671.443373 51.25 6B B1F2054C-6E6E
x
U.500.550.4080.IX Estimated Delivery - 15 to 17 days
€108.10
U.500.550.4500.I 5.5 50 0.130736 450 1087.112949 69.5 --- 9.722451 93.01605 Stainless Steel 180 --- 2 1876.109908 51.25 6B CC533747-93F8
x
U.500.550.4500.I Estimated Delivery - 15 to 17 days
€108.10
U.500.550.4520.I 5.5 50 0.130736 452 1089.112949 69.5 --- 9.722451 93.01605 Stainless Steel 180 --- 2 1876.109908 51.25 6B ED93616D-22D9
x
U.500.550.4520.I Estimated Delivery - 15 to 17 days
€108.10
U.600.550.3780.I 5.5 60 0.092452 378 1151.172411 53.5 --- 6.72655 78.207886 Stainless Steel 180 --- 2 1783.535301 61.5 6B A667DC3C-3D92
x
U.600.550.3780.I Estimated Delivery - 15 to 17 days
€108.10
U.600.550.3780.IX 5.5 60 0.092022 378 1154.785295 53.75 --- 6.72655 78.207886 Stainless Steel 270 --- 2 1789.962456 61.5 6B D8804883-D5F5
x
U.600.550.3780.IX Estimated Delivery - 15 to 17 days
€108.10
U.600.550.3800.I 5.5 60 0.092452 380 1153.172411 53.5 --- 6.72655 78.207886 Stainless Steel 180 --- 2 1783.535301 61.5 6B 3E13658B-1E00
x
U.600.550.3800.I Estimated Delivery - 15 to 17 days
€108.10
U.600.550.3800.IX 5.5 60 0.092022 380 1156.785295 53.75 --- 6.72655 78.207886 Stainless Steel 270 --- 2 1789.962456 61.5 6B 50E89BC6-6916
x
U.600.550.3800.IX Estimated Delivery - 15 to 17 days
€108.10
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