Extension Springs
Need a positive return spring that will not quit? Our extension springs deliver reliable pull for linkages, latches and throttle return. Go Precision Series music wire with full loops for clean, repeatable builds, stock zinc plated carbon steel for everyday repairs, or grab an assortment to cover the oddball sizes on your truck. Meets QQ-W-428 and AMS specs.
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Extension Springs
Premium quality carbon steel, zinc plated, meets Federal Spec. QQ-W-428 & AMS A227, A228, A229, A230, A231, A232, A233, A234, A235, A236, A237, A238, A239, A240, A241, A242, A243, A244, A245, A246, A247, A248, A249, A250, A251, A252, A253, A254, A255, A256, A257, A258, A259, A260, A261, A262, A263, A264, A265, A266, and A267.
Outside Diameter: 3/16"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62520
|
E0C
|
1"
|
0.023"
|
3.22 lbs
|
4
|
Log in to view price | |
|
|
62009
|
E1C
|
1-1/4"
|
0.023"
|
2.44 lbs
|
4
|
Log in to view price | |
|
|
62010
|
E2C
|
1-1/2"
|
0.023"
|
1.88 lbs
|
4
|
Log in to view price | |
|
|
62011
|
E3C
|
1-3/4"
|
0.023"
|
1.55 lbs
|
4
|
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|
|
62014
|
E4C
|
2"
|
0.023"
|
1.34 lbs
|
4
|
Log in to view price | |
|
|
62017
|
E6C
|
2-1/2"
|
0.023"
|
0.96 lbs
|
4
|
Log in to view price | |
|
|
62045
|
V14C
|
4"
|
0.023"
|
0.59 lbs
|
2
|
Log in to view price |
Outside Diameter: 7/32"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62044
|
V12C
|
4"
|
0.0286"
|
0.98 lbs
|
2
|
Log in to view price | |
|
|
62052
|
V29C
|
6"
|
0.0286"
|
0.61 lbs
|
2
|
Log in to view price |
Outside Diameter: 1/4"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62525
|
E10C
|
1-3/4"
|
0.0286"
|
2.01 lbs
|
4
|
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|
|
62020
|
E11C
|
2"
|
0.0286"
|
1.64 lbs
|
4
|
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|
|
62526
|
E12C
|
2-1/4"
|
0.0286"
|
1.45 lbs
|
4
|
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|
|
62021
|
E13C
|
2-1/2"
|
0.0286"
|
1.26 lbs
|
4
|
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|
|
62523
|
E7C
|
1"
|
0.0286"
|
5.21 lbs
|
4
|
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|
|
62018
|
E8C
|
1-1/4"
|
0.0286"
|
3.28 lbs
|
4
|
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|
|
62019
|
E9C
|
1-1/2"
|
0.0286"
|
2.6 lbs
|
4
|
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|
|
62561
|
V28C
|
6"
|
0.0317"
|
0.75 lbs
|
2
|
Log in to view price |
Outside Diameter: 9/32"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62554
|
V10C
|
4"
|
0.0348"
|
1.45 lbs
|
2
|
Log in to view price | |
|
|
62051
|
V27C
|
6"
|
0.0348"
|
0.9 lbs
|
2
|
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|
|
62057
|
V44C
|
8"
|
0.0348"
|
0.68 lbs
|
2
|
Log in to view price |
Outside Diameter: 5/16"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62022
|
E14C
|
1"
|
0.0286"
|
3 lbs
|
4
|
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|
|
62023
|
E15C
|
1-1/4"
|
0.0286"
|
1.91 lbs
|
4
|
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|
|
62528
|
E16C
|
1-1/2"
|
0.0286"
|
1.35 lbs
|
4
|
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|
|
62024
|
E17C
|
1-3/4"
|
0.0286"
|
1.12 lbs
|
4
|
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|
|
62530
|
E18C
|
2"
|
0.0286"
|
0.87 lbs
|
4
|
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|
|
62025
|
E19C
|
2-1/4"
|
0.0286"
|
0.75 lbs
|
4
|
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|
|
62531
|
E20C
|
2-1/2"
|
0.0286"
|
0.63 lbs
|
4
|
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|
|
62532
|
E22C
|
1-1/4"
|
0.0348"
|
5.32 lbs
|
4
|
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|
|
62026
|
E23C
|
1-1/2"
|
0.0348"
|
3.8 lbs
|
4
|
Log in to view price | |
|
|
62027
|
E24C
|
1-3/4"
|
0.0348"
|
2.96 lbs
|
4
|
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|
|
62028
|
E25C
|
2"
|
0.0348"
|
2.46 lbs
|
4
|
Log in to view price |
Outside Diameter: 3/8"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62535
|
E28C
|
1-1/4"
|
0.0348"
|
3.82 lbs
|
4
|
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|
|
62029
|
E29C
|
1-1/2"
|
0.0348"
|
2.32 lbs
|
4
|
Log in to view price | |
|
|
62536
|
E30C
|
1-3/4"
|
0.0348"
|
1.87 lbs
|
4
|
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|
|
62030
|
E31C
|
2"
|
0.0348"
|
1.44 lbs
|
4
|
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|
|
62537
|
E32C
|
2-1/4"
|
0.0348"
|
1.24 lbs
|
4
|
Log in to view price | |
|
|
62031
|
E33C
|
2-1/2"
|
0.0348"
|
1.05 lbs
|
4
|
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|
|
62538
|
E34C
|
2-3/4"
|
0.0348"
|
0.95 lbs
|
4
|
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|
|
62032
|
E35C
|
3"
|
0.0348"
|
0.82 lbs
|
4
|
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|
|
62539
|
E36C
|
1-1/2"
|
0.0475"
|
12.62 lbs
|
4
|
Log in to view price | |
|
|
62521
|
E37C
|
1-3/4"
|
0.0475"
|
9.69 lbs
|
4
|
Log in to view price | |
|
|
62540
|
E38C
|
2"
|
0.0475"
|
8.01 lbs
|
4
|
Log in to view price | |
|
|
62522
|
E39C
|
2-1/4"
|
0.0475"
|
6.21 lbs
|
4
|
Log in to view price | |
|
|
62033
|
E40C
|
2-1/2"
|
0.0475"
|
5.59 lbs
|
4
|
Log in to view price | |
|
|
62524
|
E41C
|
2-3/4"
|
0.0475"
|
4.96 lbs
|
4
|
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|
|
62542
|
E42C
|
3"
|
0.0475"
|
4.34 lbs
|
4
|
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|
|
62050
|
V25C
|
6"
|
0.0475"
|
1.77 lbs
|
2
|
Log in to view price | |
|
|
62056
|
V42C
|
8"
|
0.0475"
|
1.26 lbs
|
2
|
Log in to view price | |
|
|
62043
|
V8C
|
4"
|
0.0475"
|
2.92 lbs
|
2
|
Log in to view price |
Outside Diameter: 7/16"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62034
|
E43C
|
2-1/2"
|
0.0475"
|
3.73 lbs
|
4
|
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|
|
62543
|
E44C
|
2-3/4"
|
0.0475"
|
3.08 lbs
|
4
|
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|
|
62035
|
E45C
|
3"
|
0.0475"
|
2.8 lbs
|
4
|
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|
|
62545
|
E46C
|
3-1/4"
|
0.0475"
|
2.41 lbs
|
4
|
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|
|
62036
|
E47C
|
3-1/2"
|
0.0475"
|
2.2 lbs
|
4
|
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|
|
62037
|
E48C
|
3-3/4"
|
0.0475"
|
2.05 lbs
|
4
|
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|
|
62038
|
E49C
|
4"
|
0.0475"
|
1.86 lbs
|
4
|
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|
|
62560
|
V24C
|
6"
|
0.054"
|
2.46 lbs
|
2
|
Log in to view price | |
|
|
62042
|
V7C
|
4"
|
0.054"
|
3.77 lbs
|
2
|
Log in to view price |
Outside Diameter: 1/2"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62049
|
V23C
|
6"
|
0.0625"
|
3.27 lbs
|
2
|
Log in to view price | |
|
|
62055
|
V40C
|
8"
|
0.0625"
|
2.36 lbs
|
2
|
Log in to view price | |
|
|
62552
|
V6C
|
4"
|
0.0625"
|
5.45 lbs
|
2
|
Log in to view price |
Outside Diameter: 19/32"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62559
|
V22C
|
6"
|
0.072"
|
4.45 lbs
|
2
|
Log in to view price |
Outside Diameter: 5/8"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62048
|
V21C
|
6"
|
0.08"
|
5.54 lbs
|
2
|
Log in to view price | |
|
|
62054
|
V38C
|
8"
|
0.08"
|
4.03 lbs
|
2
|
Log in to view price | |
|
|
62550
|
V4C
|
4"
|
0.08"
|
9.71 lbs
|
2
|
Log in to view price |
Outside Diameter: 23/32"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62558
|
V20C
|
6"
|
0.0915"
|
7.44 lbs
|
2
|
Log in to view price | |
|
|
62041
|
V3C
|
4"
|
0.0915"
|
12.64 lbs
|
2
|
Log in to view price |
Outside Diameter: 27/32"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62047
|
V19C
|
6"
|
0.1055"
|
10.41 lbs
|
2
|
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|
|
62040
|
V2C
|
4"
|
0.1055"
|
18.04 lbs
|
2
|
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|
|
62053
|
V36C
|
8"
|
0.1055"
|
7.18 lbs
|
2
|
Log in to view price |
Outside Diameter: 31/32"
| Item # | Industry Number | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|---|
|
|
62046
|
V18C
|
6"
|
0.1205"
|
14.22 lbs
|
2
|
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|
|
62039
|
V1C
|
4"
|
0.1205"
|
24.63 lbs
|
2
|
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Extension Spring Assortments
| Item # | Name | Number of Pieces | Package Qty | |||
|---|---|---|---|---|---|---|
|
|
406277
|
1/8" - 1/4" Precision Extension Spring Assortment
|
78
|
1
|
Log in to view price | |
|
|
62591
|
100 Piece Extension Spring Assortment (1" - 4")
|
100
|
1
|
Log in to view price | |
|
|
62593
|
20 Piece Spring Assortment
|
20
|
1
|
Log in to view price | |
|
|
62590
|
25 Piece Extension Spring Assortment (2" - 12")
|
25
|
1
|
Log in to view price | |
|
|
406272
|
3/16" - 5/16" Extension Spring Assortment
|
48
|
1
|
Log in to view price | |
|
|
406273
|
3/8" - 7/16" Extension Spring Assortment
|
38
|
1
|
Log in to view price | |
|
|
406274
|
4" - 6" Extension Spring Assortment
|
30
|
1
|
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|
|
406278
|
5/16" - 1/2" Precision Extension Spring Assortment
|
72
|
1
|
Log in to view price | |
|
|
40625
|
Extension Spring Assortment
|
48
|
1
|
Log in to view price |
Precision Series Extension Springs
Premium quality music wire is manufactured in fractional outside diameters and made with full loops on each end, making it ideal for maintenance, repair, and design.
Outside Diameter: 1/8"
| Item # | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
621060
|
0.05"
|
0.016"
|
4.9 lbs
|
4
|
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|
|
621061
|
0.075"
|
0.016"
|
2.4 lbs
|
4
|
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|
|
621064
|
0.5"
|
0.02"
|
17.27 lbs
|
4
|
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|
|
621065
|
0.75"
|
0.02"
|
8.27 lbs
|
4
|
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|
|
621068
|
0.75"
|
0.023"
|
18.27 lbs
|
4
|
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|
|
621062
|
1"
|
0.016"
|
1.5 lbs
|
4
|
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|
|
621066
|
1"
|
0.02"
|
5.44 lbs
|
4
|
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|
|
621069
|
1"
|
0.023"
|
11.99 lbs
|
4
|
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|
|
621070
|
1.25"
|
0.023"
|
8.92 lbs
|
4
|
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|
|
621063
|
1.5"
|
0.016"
|
0.94 lbs
|
4
|
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|
|
621067
|
1.5"
|
0.02"
|
3.2 lbs
|
4
|
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|
|
621071
|
1.5"
|
0.023"
|
7.1 lbs
|
4
|
Log in to view price |
Outside Diameter: 3/16"
| Item # | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
621072
|
0.75"
|
0.02"
|
2.28 lbs
|
4
|
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|
|
621077
|
0.75"
|
0.026"
|
11.72 lbs
|
4
|
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|
|
621081
|
0.75"
|
0.032"
|
37.76 lbs
|
4
|
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|
|
621085
|
0.75"
|
0.035"
|
63.23 lbs
|
4
|
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|
|
621073
|
1"
|
0.02"
|
1.63 lbs
|
4
|
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|
|
621078
|
1"
|
0.026"
|
6.83 lbs
|
4
|
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|
|
621082
|
1"
|
0.032"
|
21.84 lbs
|
4
|
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|
|
621086
|
1"
|
0.035"
|
36.43 lbs
|
4
|
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|
|
621074
|
1.25"
|
0.02"
|
1.15 lbs
|
4
|
Log in to view price | |
|
|
621075
|
1.5"
|
0.02"
|
0.89 lbs
|
4
|
Log in to view price | |
|
|
621079
|
1.5"
|
0.026"
|
3.72 lbs
|
4
|
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|
|
621083
|
1.5"
|
0.032"
|
11.85 lbs
|
4
|
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|
|
621087
|
1.5"
|
0.035"
|
19.72 lbs
|
4
|
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|
|
621076
|
2"
|
0.02"
|
0.61 lbs
|
4
|
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|
|
621080
|
2"
|
0.026"
|
2.55 lbs
|
4
|
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|
|
621084
|
2"
|
0.032"
|
8.13 lbs
|
4
|
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|
|
621088
|
2"
|
0.035"
|
13.52 lbs
|
4
|
Log in to view price |
Outside Diameter: 1/4"
| Item # | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
621089
|
0.75"
|
0.02"
|
1.64 lbs
|
4
|
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|
|
621093
|
0.75"
|
0.026"
|
6.78 lbs
|
4
|
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|
|
621090
|
1"
|
0.02"
|
0.78 lbs
|
4
|
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|
|
621094
|
1"
|
0.026"
|
3.2 lbs
|
4
|
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|
|
621097
|
1"
|
0.032"
|
9.94 lbs
|
4
|
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|
|
621101
|
1"
|
0.041"
|
39.74 lbs
|
4
|
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|
|
621091
|
1.5"
|
0.02"
|
0.38 lbs
|
4
|
Log in to view price | |
|
|
621095
|
1.5"
|
0.026"
|
1.56 lbs
|
4
|
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|
|
621098
|
1.5"
|
0.032"
|
6.48 lbs
|
4
|
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|
|
621102
|
1.5"
|
0.041"
|
19.02 lbs
|
4
|
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|
|
621092
|
2"
|
0.02"
|
0.25 lbs
|
4
|
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|
|
621096
|
2"
|
0.026"
|
1.03 lbs
|
4
|
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|
|
621099
|
2"
|
0.032"
|
3.17 lbs
|
4
|
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|
|
621103
|
2"
|
0.041"
|
12.5 lbs
|
4
|
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|
|
621100
|
2.5"
|
0.032"
|
2.36 lbs
|
4
|
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|
|
621104
|
2.5"
|
0.041"
|
9.31 lbs
|
4
|
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Outside Diameter: 5/16"
| Item # | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
621105
|
1"
|
0.032"
|
6.4 lbs
|
4
|
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|
|
621109
|
1"
|
0.035"
|
10.44 lbs
|
4
|
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|
|
621113
|
1"
|
0.041"
|
25.05 lbs
|
4
|
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|
|
621106
|
1.5"
|
0.032"
|
2.68 lbs
|
4
|
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|
|
621110
|
1.5"
|
0.035"
|
4.22 lbs
|
4
|
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|
|
621114
|
1.5"
|
0.041"
|
10.03 lbs
|
4
|
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|
|
621107
|
2"
|
0.032"
|
1.63 lbs
|
4
|
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|
|
621111
|
2"
|
0.035"
|
2.65 lbs
|
4
|
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|
|
621115
|
2"
|
0.041"
|
6.27 lbs
|
4
|
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|
|
621108
|
2.5"
|
0.032"
|
1.19 lbs
|
4
|
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|
|
621112
|
2.5"
|
0.035"
|
1.93 lbs
|
4
|
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|
|
621116
|
2.5"
|
0.041"
|
4.56 lbs
|
4
|
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Outside Diameter: 3/8"
| Item # | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
621117
|
1.25"
|
0.032"
|
2.55 lbs
|
4
|
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|
|
621121
|
1.25"
|
0.035"
|
4.13 lbs
|
4
|
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|
|
621125
|
1.25"
|
0.041"
|
9.73 lbs
|
4
|
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|
|
621118
|
1.5"
|
0.032"
|
1.66 lbs
|
4
|
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|
|
621122
|
1.5"
|
0.035"
|
2.68 lbs
|
4
|
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|
|
621126
|
1.5"
|
0.041"
|
6.3 lbs
|
4
|
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|
|
621129
|
1.5"
|
0.047"
|
13.28 lbs
|
4
|
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|
|
621119
|
2"
|
0.032"
|
0.98 lbs
|
4
|
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|
|
621123
|
2"
|
0.035"
|
1.58 lbs
|
4
|
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|
|
621127
|
2"
|
0.041"
|
3.69 lbs
|
4
|
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|
|
621130
|
2"
|
0.047"
|
7.76 lbs
|
4
|
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|
|
621120
|
2.5"
|
0.032"
|
0.69 lbs
|
4
|
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|
|
621124
|
2.5"
|
0.035"
|
1.12 lbs
|
4
|
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|
|
621128
|
2.5"
|
0.041"
|
2.61 lbs
|
4
|
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|
|
621131
|
2.5"
|
0.047"
|
5.48 lbs
|
4
|
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|
|
621132
|
3"
|
0.047"
|
4.24 lbs
|
4
|
Log in to view price |
Outside Diameter: 1/2"
| Item # | Overall Length | Wire Diameter | Rate per Inch | Package Qty | |||
|---|---|---|---|---|---|---|---|
|
|
621133
|
1.5"
|
0.041"
|
3.75 lbs
|
4
|
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|
|
621137
|
1.5"
|
0.047"
|
7.82 lbs
|
4
|
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|
|
621134
|
2"
|
0.041"
|
1.79 lbs
|
4
|
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|
|
621138
|
2"
|
0.047"
|
3.72 lbs
|
4
|
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|
|
621141
|
2"
|
0.062"
|
16.7 lbs
|
4
|
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|
|
621142
|
2.5"
|
0.062"
|
10.89 lbs
|
4
|
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|
|
621135
|
3"
|
0.041"
|
0.87 lbs
|
4
|
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|
|
621139
|
3"
|
0.047"
|
1.81 lbs
|
4
|
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|
|
621143
|
3"
|
0.062"
|
8.08 lbs
|
4
|
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|
|
621136
|
4"
|
0.041"
|
0.58 lbs
|
4
|
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|
|
621140
|
4"
|
0.047"
|
1.2 lbs
|
4
|
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|
|
621144
|
4"
|
0.062"
|
5.33 lbs
|
4
|
Log in to view price |
72 options | Item #:
62520
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9 options | Item #:
406277
Price
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85 options | Item #:
621060
Price
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