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5977CS - 1 Inch 302/304 Stainless Steel Extension Springs

The 5977CS is a regular extension spring manufactured by Century Spring. This spring is made with 302/304 stainless steel and has a wire diameter of 0.031 inches. It has an outside diameter of 0.359 Inch and a free length of 1 inches. The 5977CS has an initial tension of 0.3 Pound and can handle a maximum load of 2.8 Pound Force. It has a spring rate of 1.7 inches per pound and a maximum deflection of 1.5 inches. The ends of this spring feature full loops. With its high-quality construction and precise measurements, the 5977CS is a reliable choice for extension spring applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we strive to process and ship orders as quickly as possible. With our significant stock inventory, including the 5977CS, customers can count on us to have the springs they need readily available. Furthermore, all our products are proudly made in the United States, ensuring top-notch quality and supporting local manufacturing. Trust Century Spring for your spring needs, and experience our exceptional service and American-made reliability.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.3 lb
Length 1 in
Material 302/304 Stainless Steel
Outside Diameter 0.359 in
Part Type Standard
Rate 1.7 lbs/in
SKU 5977CS
Sugg Max Deflection 1.5 in
Sugg Max Load 2.8 lbf
Wind Direction Left
Wire Diameter 0.031 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.14 kg
Length 25.4 mm
Material 302/304 Stainless Steel
Outside Diameter 9.12 mm
Part Type Standard
Rate 0.3 N/mm
SKU 5977CS
Sugg Max Deflection 38.1 mm
Sugg Max Load 12.45 N
Wind Direction Left
Wire Diameter 0.79 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Pricing reflects the base un-configured part price. Final per piece price including configured options will be calculated once a quantity is entered in the field above.

Quantity Price
1 - 49 $5.65
50 - 149 $5.37
150 - 299 $5.09
300 - 499 $4.81
500 - 749 $4.24
750 - 999 $3.68
1000+ Call for price