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10306CS - 3.31" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 21.3 coils and closed & ground ends. This spring features an O.D. of 0.578", and an I.D. of 0.368".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 10306
Ends Closed & Ground
Finish Zinc
Free Length 3.31 in
Inside Diameter 0.368 in
Material Spring Steel
Outside Diameter 0.578 in
Part Type Standard
Rate 86 lbs/in
SKU 10306CS
Solid Length 2.23 in
Suggested Max Deflection 0.72 in
Suggested Max Load 62 lbf
Total Coils 21.3
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 10306
Ends Closed & Ground
Finish Zinc
Free Length 84.07 mm
Inside Diameter 9.35 mm
Material Spring Steel
Outside Diameter 14.68 mm
Part Type Standard
Rate 15.06 N/mm
SKU 10306CS
Solid Length 56.64 mm
Suggested Max Deflection 18.29 mm
Suggested Max Load 275.78 N
Total Coils 21.3
Wire Diameter 2.67 mm
The compression spring 10306CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the 10306 compression spring design exhibits exceptional tensile strength and resilience.

The 10306 design is manufactured with a free length of 3.31", with an outer diameter of 0.578", an inner diameter of 0.368", and a total of 21.3 coils, expertly designed to deliver consistent compression characteristics including a rate of 86 lbs/in.

The 10306CS 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 10306 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.