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317CS - 2.44 Inch High Carbon Steel Extension Springs

The 317CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and features a zinc finish for added durability. This spring has a free length of 2.44 inches and an initial tension of 13 pounds. With a maximum deflection of 0.76 inches and a maximum load of 50 pounds force, the 317CS is a reliable and sturdy option for various applications. It has an outside diameter of 0.734 inches and a wire diameter of 0.105 inches. The spring rate is 50 inches per pound. The 317CS is designed with a left wind direction and machine hook ends. Century Spring takes pride in producing high-quality springs in the United States. With our fast shipping and extensive inventory, we ensure that customers can easily access the 317CS and other 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 13 lb
Length 2.44 in
Material High Carbon Steel
Outside Diameter 0.734 in
Part Type Standard
Rate 50 lbs/in
SKU 317CS
Sugg Max Deflection 0.76 in
Sugg Max Load 50 lbf
Wind Direction Left
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 5.9 kg
Length 61.98 mm
Material High Carbon Steel
Outside Diameter 18.64 mm
Part Type Standard
Rate 8.76 N/mm
SKU 317CS
Sugg Max Deflection 19.3 mm
Sugg Max Load 222.4 N
Wind Direction Left
Wire Diameter 2.67 mm
Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours
Quantity Price
1 - 49 $3.13
50 - 149 $2.98
150 - 299 $2.82
300 - 499 $2.67
500 - 749 $2.35
750 - 999 $2.04
1000+ Call for price