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5703CS - 1.75 Inch Spring Steel Extension Springs

The 5703CS is a regular extension spring manufactured by Century Spring. It features a machine hook on both ends for easy installation. This spring is made from spring steel and has a durable gold iridite finish. With a free length of 1.75 inches and a wire diameter of 0.0625 inches, the 5703CS offers a maximum deflection of 0.78 inches and can withstand a maximum load of 16 pounds. It has an initial tension of 3 pounds, providing reliable extension capabilities. The 5703CS has a spring rate of 17 inches per pound, ensuring optimal performance in various applications. This standard-sized spring has an outer diameter of 0.5 inches. Century Spring's 5703CS is the perfect extension spring for your project needs.

At Century Spring, we take pride in our fast shipping and substantial stock inventory. We understand the urgency of your projects, and that's why we strive to deliver our products promptly. Additionally, all of our springs, including the 5703CS, are proudly manufactured in the United States. This ensures high-quality craftsmanship and supports local industries. Whether you need a single spring or a bulk order, Century Spring is here to provide you with reliable and efficient service. Trust us to meet your spring needs with our fast shipping and extensive inventory.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Gold Iridite
Initial Tension 3 lb
Length 1.75 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 17 lbs/in
SKU 5703CS
Sugg Max Deflection 0.78 in
Sugg Max Load 16 lbf
Wind Direction Left
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Gold Iridite
Initial Tension 1.36 kg
Length 44.45 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 2.98 N/mm
SKU 5703CS
Sugg Max Deflection 19.81 mm
Sugg Max Load 71.17 N
Wind Direction Left
Wire Diameter 1.59 mm
Inventory Status
Low Stock
Quantity Price
1 - 49 $3.19
50 - 149 $3.04
150 - 299 $2.88
300 - 499 $2.72
500 - 749 $2.40
750 - 999 $2.08
1000+ Call for price