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Extension Springs

In stock

Extension springs are helical coil springs designed to absorb energy while resisting pulling forces. The further they are stretched, the more force is generate, making them ideal for bringing two components together.

Common applications include Throttle Turn Mechanisms in Automotive, Trampolines, Fitness Equipment and Vibration Dampening Systems.

It is available in both Music Wire material, which is ideal for temperatures between -30 C and +120 C and for use in dry environments, and stainless Steel material, which is ideal for temperatures between -200 C and +250 C and for use in both dry and humid or wet environments. Key Factors to consider when choosing a spring for an application include Spring Material and the Working Environment, Spring Dimensions in both extended and non-extended states. Material: Stainless Steel, Carbon Steel Series Code:

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198 results
Product SKUs information
Essentra Part Number Price range Availability Loaded Length Spring Rate Initial Tension Overall Length Material Load at Load Length Outside Diameter View
£ 1.4316 - £ 1.5591 Request the lead time here
0.85 N
69.9 mm
Carbon Steel
9.21 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
25.4 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
38.1 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
63.5 mm
Carbon Steel
23.58 N
£ 1.8851 - £ 2.0411 Request the lead time here
2.22 N
101.6 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
31.8 mm
Carbon Steel
23.58 N
£ 1.5024 - £ 1.6442 Request the lead time here
3.65 N
44.5 mm
Carbon Steel
40.30 N
£ 1.5024 - £ 1.6442 Request the lead time here
3.65 N
69.9 mm
Carbon Steel
40.30 N
£ 1.4316 - £ 1.5591 Request the lead time here
0.85 N
31.8 mm
Carbon Steel
9.21 N
£ 1.4316 - £ 1.5591 Request the lead time here
0.85 N
50.8 mm
Carbon Steel
9.21 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
15.8 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
28.5 mm
Carbon Steel
23.58 N
10335130 £ 1.6584 - £ 1.6584 1110 In stock
2.22 N
44.5 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
69.9 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
0.85 N
25.4 mm
Carbon Steel
9.21 N
£ 1.4316 - £ 1.5591 Request the lead time here
0.85 N
38.1 mm
Carbon Steel
9.21 N
10439142 £ 1.4316 - £ 1.5591 Request the lead time here
0.85 N
63.5 mm
Carbon Steel
9.21 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
22.4 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
2.22 N
34.8 mm
Carbon Steel
23.58 N
£ 1.4316 - £ 1.5591 Request the lead time here
0.85 N
57.2 mm
Carbon Steel
9.21 N
  • of 10
Extension Spring 6.1 mm 0.05 Nmm Carbon Steel

10636695

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    0.85 N
  • Load at Load Length
    9.21 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    69.9 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 1.31 Nmm Carbon Steel

10416389

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    25.4 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.74 Nmm Carbon Steel

10439180

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    38.1 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.39 Nmm Carbon Steel

10439210

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    63.5 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.23 Nmm Carbon Steel

10439258

Price Range
£ 2.0411 - £ 1.8851

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    101.6 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.93 Nmm Carbon Steel

10234501

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    31.8 mm
  • Material
    Carbon Steel
Extension Spring 10.6 mm 0.89 Nmm Carbon Steel

10418970

Price Range
£ 1.6442 - £ 1.5024

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    3.65 N
  • Load at Load Length
    40.30 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    44.5 mm
  • Material
    Carbon Steel
Extension Spring 10.6 mm 0.44 Nmm Carbon Steel

10439326

Price Range
£ 1.6442 - £ 1.5024

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    3.65 N
  • Load at Load Length
    40.30 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    69.9 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.16 Nmm Carbon Steel

10439098

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    0.85 N
  • Load at Load Length
    9.21 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    31.8 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.09 Nmm Carbon Steel

10439128

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    0.85 N
  • Load at Load Length
    9.21 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    50.8 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 3.99 Nmm Carbon Steel

10439159

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    15.8 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 1.14 Nmm Carbon Steel

10416396

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    28.5 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.60 Nmm Carbon Steel

10335130

Price Range
£ 1.6584 - £ 1.6584

Stock Levels
1110 In stock
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    44.5 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.33 Nmm Carbon Steel

10439227

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    69.9 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.23 Nmm Carbon Steel

10234495

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    0.85 N
  • Load at Load Length
    9.21 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    25.4 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.12 Nmm Carbon Steel

10439111

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    0.85 N
  • Load at Load Length
    9.21 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    38.1 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.05 Nmm Carbon Steel

10439142

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    0.85 N
  • Load at Load Length
    9.21 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    63.5 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 1.73 Nmm Carbon Steel

10439173

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    22.4 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.84 Nmm Carbon Steel

10424568

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    2.22 N
  • Load at Load Length
    23.58 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    34.8 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.07 Nmm Carbon Steel

10439135

Price Range
£ 1.5591 - £ 1.4316

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    0.85 N
  • Load at Load Length
    9.21 N
  • Maximum Application Temperature
    121 °C
  • Overall Length
    57.2 mm
  • Material
    Carbon Steel