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553CS - 1.88 Inch Phosphor Bronze Extension Springs

The 553CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and is made from Phosphor Bronze material. This spring has a free length of 1.88 inches and an initial tension of 2 pounds. With a maximum deflection of 0.76 inches and a maximum load of 9.4 pound force, it offers reliable performance. The outside diameter measures 0.188 inches, and the wire diameter is 0.037 inches. The 553CS has a spring rate of 9.8 inches per pound. This standard extension spring is suitable for a variety of applications.

At Century Spring, we prioritize fast shipping and maintain a significant stock inventory. Our springs, including the 553CS, are proudly made in the United States. With our efficient shipping process and ample supply, we ensure that our customers receive the springs they need promptly. Trust Century Spring for high-quality springs and exceptional service.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 2 lb
Length 1.88 in
Material Phosphor Bronze
Outside Diameter 0.188 in
Part Type Standard
Rate 9.8 lbs/in
SKU 553CS
Sugg Max Deflection 0.76 in
Sugg Max Load 9.4 lbf
Wind Direction Left
Wire Diameter 0.037 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.91 kg
Length 47.75 mm
Material Phosphor Bronze
Outside Diameter 4.78 mm
Part Type Standard
Rate 1.72 N/mm
SKU 553CS
Sugg Max Deflection 19.3 mm
Sugg Max Load 41.81 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 $2.25
50 - 149 $2.14
150 - 299 $2.03
300 - 499 $1.92
500 - 749 $1.69
750 - 999 $1.47
1000+ Call for price