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5300CS - 2.75 Inch Spring Steel Extension Springs

The 5300CS is a regular extension spring from Century Spring. It features machine hook ends and has a zinc finish. This spring has a free length of 2.75 inches and an initial tension of 16 pounds. Made from spring steel, it has a maximum deflection of 0.93 inches and can handle a maximum load of 65 pound force. With an outside diameter of 0.843 inches and a wire diameter of 0.12 inches, this spring has a rate of 53 inches per pound. The 5300CS is a left-wound spring, and it is suitable for various applications requiring a regular extension spring.

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 prioritize efficient shipping. Additionally, our significant stock inventory ensures that we have a wide range of springs available for immediate delivery. All our products, including the 5300CS, are proudly made in the United States. With Century Spring, you can rely on high-quality springs made with precision and delivered promptly to support your projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 16 lb
Length 2.75 in
Material Spring Steel
Outside Diameter 0.843 in
Part Type Standard
Rate 53 lbs/in
SKU 5300CS
Sugg Max Deflection 0.93 in
Sugg Max Load 65 lbf
Wind Direction Left
Wire Diameter 0.12 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 7.26 kg
Length 69.85 mm
Material Spring Steel
Outside Diameter 21.41 mm
Part Type Standard
Rate 9.28 N/mm
SKU 5300CS
Sugg Max Deflection 23.62 mm
Sugg Max Load 289.12 N
Wind Direction Left
Wire Diameter 3.05 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $6.38
50 - 149 $6.07
150 - 299 $5.75
300 - 499 $5.43
500 - 749 $4.79
750 - 999 $4.15
1000+ Call for price