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11640CS - 4.38" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 17 coils and closed & ground ends. This spring features an O.D. of 0.968", and an I.D. of 0.808".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 11640
Ends Closed & Ground
Finish Zinc
Free Length 4.38 in
Inside Diameter 0.808 in
Material Spring Steel
Outside Diameter 0.968 in
Part Type Standard
Rate 5.6 lbs/in
SKU 11640CS
Solid Length 1.36 in
Suggested Max Deflection 3 in
Suggested Max Load 17 lbf
Total Coils 17
Wire Diameter 0.08 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 11640
Ends Closed & Ground
Finish Zinc
Free Length 111.25 mm
Inside Diameter 20.52 mm
Material Spring Steel
Outside Diameter 24.59 mm
Part Type Standard
Rate 0.98 N/mm
SKU 11640CS
Solid Length 34.54 mm
Suggested Max Deflection 76.2 mm
Suggested Max Load 75.62 N
Total Coils 17
Wire Diameter 2.03 mm
The 11640 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality spring steel and designed with precision and durability in mind, this spring is an essential component for a variety of mechanical systems where reliable force and resilience are paramount.

The 11640CS compression spring is designed with a free length of 2.72" total of 10 coils, and a rate of 13 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed & ground end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The 11640 spring design is ideal for use in industrial machinery, automotive systems, and various mechanical assemblies where reliable force application is crucial. Its robust construction and thoughtful design make it a dependable choice for engineers seeking a high-performance spring solution.