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477CS - 1.59 Inch Spring Steel Extension Springs

The 477CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a zinc finish. This spring has a wire diameter of 0.037 inches, an outside diameter of 0.375 inches, and a free length of 1.59 inches. It has an initial tension of 0.6 Pound and a maximum deflection of 1.6 inches. The 477CS has a maximum load of 4.7 Pound Force and a spring rate of 2.6 inches per pound. It features machine hook ends and a left wind direction. The 477CS is a reliable extension spring suitable for various applications.

Century Spring offers fast shipping and maintains a significant stock inventory. We take pride in manufacturing our products, including the 477CS, in the United States. With our efficient shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.6 lb
Length 1.59 in
Material Spring Steel
Outside Diameter 0.375 in
Part Type Standard
Rate 2.6 lbs/in
SKU 477CS
Sugg Max Deflection 1.6 in
Sugg Max Load 4.7 lbf
Wind Direction Left
Wire Diameter 0.037 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.27 kg
Length 40.39 mm
Material Spring Steel
Outside Diameter 9.53 mm
Part Type Standard
Rate 0.46 N/mm
SKU 477CS
Sugg Max Deflection 40.64 mm
Sugg Max Load 20.91 N
Wind Direction Left
Wire Diameter 0.94 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $2.86
50 - 149 $2.72
150 - 299 $2.58
300 - 499 $2.44
500 - 749 $2.15
750 - 999 $1.86
1000+ Call for price