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A15-20CS - 0.19" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 3.5 coils and closed & ground ends. This spring features an O.D. of 0.25", and an I.D. of 0.164".

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name A15-20
Ends Closed & Ground
Finish None
Free Length 0.19 in
Inside Diameter 0.164 in
Material Spring Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 369 lbs/in
SKU A15-20CS
Solid Length 0.15 in
Suggested Max Deflection 0.03 in
Suggested Max Load 12 lbf
Total Coils 3.5
Wire Diameter 0.043 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A15-20
Ends Closed & Ground
Finish None
Free Length 4.83 mm
Inside Diameter 4.17 mm
Material Spring Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 64.61 N/mm
SKU A15-20CS
Solid Length 3.81 mm
Suggested Max Deflection 0.76 mm
Suggested Max Load 53.38 N
Total Coils 3.5
Wire Diameter 1.09 mm
The compression spring A15-20CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the A15-20 compression spring design exhibits exceptional tensile strength and resilience.

The A15-20 design is manufactured with a free length of 0.19", with an outer diameter of 0.25", an inner diameter of 0.164", and a total of 3.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 369 lbs/in.

The A15-20CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring A15-20 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.