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376CS - 3.38 Inch Music Wire Extension Springs

The 376CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and is finished with zinc coating for added durability. This spring has a free length of 3.38 inches and is made from high-quality music wire material. It can withstand a maximum deflection of 4.9 inches and has an initial tension of 0.8 pounds. The 376CS has an outside diameter of 0.312 inches and a wire diameter of 0.035 inches. With a spring rate of 1.2 inches per pound, it can handle a maximum load of 6.6 pound force. This standard extension spring is suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery and ensuring that our customers have access to the springs they need. All our products, including the 376CS, are proudly made in the United States. With our reliable shipping services and ample supply, Century Spring is committed to providing exceptional service and meeting the needs of our valued customers.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.8 lb
Length 3.38 in
Material Music Wire
Outside Diameter 0.312 in
Part Type Standard
Rate 1.2 lbs/in
SKU 376CS
Sugg Max Deflection 4.9 in
Sugg Max Load 6.6 lbf
Wind Direction Left
Wire Diameter 0.035 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.36 kg
Length 85.85 mm
Material Music Wire
Outside Diameter 7.92 mm
Part Type Standard
Rate 0.21 N/mm
SKU 376CS
Sugg Max Deflection 124.46 mm
Sugg Max Load 29.36 N
Wind Direction Left
Wire Diameter 0.89 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $3.29
50 - 149 $3.13
150 - 299 $2.97
300 - 499 $2.80
500 - 749 $2.47
750 - 999 $2.14
1000+ Call for price