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145CS - 8.50 Inch High Carbon Steel Extension Springs

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

The 145CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and is made from High Carbon steel with a zinc finish. This spring has a free length of 8.5 inches and an initial tension of 3 pounds. It can handle a maximum deflection of 12 inches and a maximum load of 23 pound force. With an outside diameter of 1 inch and a wire diameter of 0.091 inches, the 145CS has a spring rate of 1.7 lbs/inch. This standard-sized spring is suitable for a variety of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and our efficient shipping processes ensure that customers receive their orders quickly. Additionally, all our products, including the 145CS, are proudly made in the United States. With our commitment to quality and availability, Century Spring is the trusted choice for all your spring needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 3 lb
Length 8.5 in
Material High Carbon Steel
Outside Diameter 1 in
Part Type Standard
Rate 1.7 lbs/in
SKU 145CS
Sugg Max Deflection 12 in
Sugg Max Load 23 lbf
Wind Direction Left
Wire Diameter 0.091 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 1.36 kg
Length 215.9 mm
Material High Carbon Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 0.3 N/mm
SKU 145CS
Sugg Max Deflection 304.8 mm
Sugg Max Load 102.3 N
Wind Direction Left
Wire Diameter 2.31 mm