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187CS - 3.50 Inch High Carbon Steel Extension Springs

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

The 187CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and has a zinc finish. This spring has a wire diameter of 0.135 inches, an outside diameter of 1.062 inches, and a free length of 3.5 inches. It has an initial tension of 15 Pound and a maximum deflection of 1.4 inches. The 187CS has a spring rate of 37 inches per pound and a maximum load of 69 Pound Force. It has machine hook ends and a left wind direction. The 187CS is a reliable and versatile extension spring suitable for a variety of applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of getting the springs you need quickly, which is why we offer reliable and efficient shipping services. Additionally, our significant stock inventory ensures that we have a wide range of springs available, including the 187CS, for immediate delivery. We take pride in manufacturing all our springs in the United States, ensuring high-quality craftsmanship and supporting local industries. Trust Century Spring for all your spring needs, and experience our commitment to fast shipping, ample stock, and American-made excellence.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 15 lb
Length 3.5 in
Material High Carbon Steel
Outside Diameter 1.062 in
Part Type Standard
Rate 37 lbs/in
SKU 187CS
Sugg Max Deflection 1.4 in
Sugg Max Load 69 lbf
Wind Direction Left
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 6.8 kg
Length 88.9 mm
Material High Carbon Steel
Outside Diameter 26.97 mm
Part Type Standard
Rate 6.48 N/mm
SKU 187CS
Sugg Max Deflection 35.56 mm
Sugg Max Load 306.91 N
Wind Direction Left
Wire Diameter 3.43 mm