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12355CS - 7.94 Inch Spring Steel Extension Springs

The 12355CS is a regular extension spring manufactured by Century Spring. It is made from spring steel with a zinc finish. This spring has a wire diameter of 0.073 Inch and an outside diameter of 0.625 inches. The free length of the 12355CS is 7.94 Inches and it has an initial tension of 4 Pound. It has a maximum deflection of 6.7 Inches and can withstand a maximum load of 20 Pound Force. This spring features double loop ends and has a spring rate of 2.4 inches per pound. It is designed for standard measurement units.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery for our customers' projects. That's why we ensure that our products, including the 12355CS, are made right here in the United States. With our reliable shipping and abundant supply, Century Spring is committed to providing the springs you need, when you need them.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Double Loop
Finish Zinc
Initial Tension 4 lb
Length 7.94 in
Material Spring Steel
Outside Diameter 0.625 in
Part Type Standard
Rate 2.4 lbs/in
SKU 12355CS
Sugg Max Deflection 6.7 in
Sugg Max Load 20 lbf
Wind Direction Left
Wire Diameter 0.073 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Double Loop
Finish Zinc
Initial Tension 1.81 kg
Length 201.68 mm
Material Spring Steel
Outside Diameter 15.88 mm
Part Type Standard
Rate 0.42 N/mm
SKU 12355CS
Sugg Max Deflection 170.18 mm
Sugg Max Load 88.96 N
Wind Direction Left
Wire Diameter 1.85 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $5.12
50 - 149 $4.87
150 - 299 $4.61
300 - 499 $4.36
500 - 749 $3.84
750 - 999 $3.33
1000+ Call for price