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Extension Springs

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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
R 28,436 - R 34,4075 Request the lead time here
0.85 N
22.4 mm
Carbon Steel
9.21 N
10335123 R 28,436 - R 34,4075 Request the lead time here
0.85 N
19.1 mm
Carbon Steel
9.21 N
R 39,6555 - R 47,9831 Request the lead time here
1.48 N
34.8 mm
Stainless Steel
16.30 N
R 39,6555 - R 47,9831 Request the lead time here
1.48 N
57.2 mm
Stainless Steel
16.30 N
R 45,4692 - R 55,0177 Request the lead time here
1.48 N
88.9 mm
Stainless Steel
16.30 N
R 46,1703 - R 55,866 Request the lead time here
6.30 N
31.8 mm
Stainless Steel
69.66 N
R 46,1703 - R 55,866 Request the lead time here
6.30 N
50.8 mm
Stainless Steel
69.66 N
R 77,9901 - R 94,368 Request the lead time here
23.22 N
76.2 mm
Stainless Steel
258.22 N
R 49,2188 - R 59,5547 Request the lead time here
6.30 N
127.0 mm
Stainless Steel
69.66 N
R 77,585 - R 93,8779 Request the lead time here
10.28 N
69.9 mm
Stainless Steel
114.19 N
R 81,3092 - R 98,3841 Request the lead time here
10.28 N
114.3 mm
Stainless Steel
114.19 N
10633830 R 79,0902 - R 95,6991 Request the lead time here
23.22 N
63.5 mm
Stainless Steel
258.22 N
R 86,3836 - R 104,5241 Request the lead time here
23.22 N
101.6 mm
Stainless Steel
258.22 N
R 116,8734 - R 141,4168 Request the lead time here
23.22 N
152.4 mm
Stainless Steel
258.22 N
Request the lead time here
6.30 N
44.5 mm
Stainless Steel
69.66 N
R 46,2886 - R 56,0093 Request the lead time here
6.30 N
69.9 mm
Stainless Steel
69.66 N
R 49,2188 - R 59,5547 Request the lead time here
6.30 N
114.3 mm
Stainless Steel
69.66 N
R 71,1599 - R 86,1034 Request the lead time here
10.28 N
63.5 mm
Stainless Steel
114.19 N
R 81,3092 - R 98,3841 Request the lead time here
10.28 N
101.6 mm
Stainless Steel
114.19 N
R 79,0902 - R 95,6991 Request the lead time here
23.22 N
57.2 mm
Stainless Steel
258.22 N
  • of 10
Extension Spring 6.1 mm 0.30 Nmm Carbon Steel

10234488

Price Range
R 34,4075 - R 28,436

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
    22.4 mm
  • Material
    Carbon Steel
Extension Spring 6.1 mm 0.42 Nmm Carbon Steel

10335123

Price Range
R 34,4075 - R 28,436

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
    19.1 mm
  • Material
    Carbon Steel
Extension Spring 12.7 mm 0.31 Nmm Stainless Steel

10439937

Price Range
R 47,9831 - R 39,6555

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    1.48 N
  • Load at Load Length
    16.30 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    34.8 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 0.12 Nmm Stainless Steel

10439975

Price Range
R 47,9831 - R 39,6555

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    1.48 N
  • Load at Load Length
    16.30 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    57.2 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 0.06 Nmm Stainless Steel

10234600

Price Range
R 55,0177 - R 45,4692

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    1.48 N
  • Load at Load Length
    16.30 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    88.9 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 6.84 Nmm Stainless Steel

10440032

Price Range
R 55,866 - R 46,1703

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    6.30 N
  • Load at Load Length
    69.66 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    31.8 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 2.16 Nmm Stainless Steel

10440063

Price Range
R 55,866 - R 46,1703

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    6.30 N
  • Load at Load Length
    69.66 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    50.8 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 9.56 Nmm Stainless Steel

10641835

Price Range
R 94,368 - R 77,9901

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    23.22 N
  • Load at Load Length
    258.22 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    76.2 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 0.61 Nmm Stainless Steel

10234631

Price Range
R 59,5547 - R 49,2188

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    6.30 N
  • Load at Load Length
    69.66 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    127.0 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 2.28 Nmm Stainless Steel

10641811

Price Range
R 93,8779 - R 77,585

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    10.28 N
  • Load at Load Length
    114.19 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    69.9 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 1.01 Nmm Stainless Steel

10641996

Price Range
R 98,3841 - R 81,3092

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    10.28 N
  • Load at Load Length
    114.19 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    114.3 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 13.03 Nmm Stainless Steel

10633830

Price Range
R 95,6991 - R 79,0902

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    23.22 N
  • Load at Load Length
    258.22 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    63.5 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 5.97 Nmm Stainless Steel

10635148

Price Range
R 104,5241 - R 86,3836

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    23.22 N
  • Load at Load Length
    258.22 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    101.6 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 3.49 Nmm Stainless Steel

10635094

Price Range
R 141,4168 - R 116,8734

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    23.22 N
  • Load at Load Length
    258.22 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    152.4 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 2.72 Nmm Stainless Steel

10335161


Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    6.30 N
  • Load at Load Length
    69.66 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    44.5 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 1.34 Nmm Stainless Steel

10440094

Price Range
R 56,0093 - R 46,2886

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    6.30 N
  • Load at Load Length
    69.66 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    69.9 mm
  • Material
    Stainless Steel
Extension Spring 12.7 mm 0.70 Nmm Stainless Steel

10440124

Price Range
R 59,5547 - R 49,2188

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    6.30 N
  • Load at Load Length
    69.66 N
  • Maximum Application Temperature
    260 °C
  • Overall Length
    114.3 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 2.77 Nmm Stainless Steel

10638132

Price Range
R 86,1034 - R 71,1599

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    10.28 N
  • Load at Load Length
    114.19 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    63.5 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 1.20 Nmm Stainless Steel

10633793

Price Range
R 98,3841 - R 81,3092

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    10.28 N
  • Load at Load Length
    114.19 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    101.6 mm
  • Material
    Stainless Steel
Extension Spring 19.1 mm 16.85 Nmm Stainless Steel

10638125

Price Range
R 95,6991 - R 79,0902

Stock Levels
Request the lead time here
Attributes
  • Initial Tension
    23.22 N
  • Load at Load Length
    258.22 N
  • Maximum Application Temperature
    230 °C
  • Overall Length
    57.2 mm
  • Material
    Stainless Steel