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Century Spring

KK-57CS - 0.47" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 4 coils and closed & ground ends. This spring features an O.D. of 0.484", and an I.D. of 0.404".

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

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name KK-57
Ends Closed & Ground
Finish None
Free Length 0.47 in
Inside Diameter 0.404 in
Material 302/304 Stainless Steel
Outside Diameter 0.484 in
Part Type Standard
Rate 18 lbs/in
SKU KK-57CS
Solid Length 0.16 in
Suggested Max Deflection 0.26 in
Suggested Max Load 4.8 lbf
Total Coils 4
Wire Diameter 0.04 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name KK-57
Ends Closed & Ground
Finish None
Free Length 11.94 mm
Inside Diameter 10.26 mm
Material 302/304 Stainless Steel
Outside Diameter 12.29 mm
Part Type Standard
Rate 3.15 N/mm
SKU KK-57CS
Solid Length 4.06 mm
Suggested Max Deflection 6.6 mm
Suggested Max Load 21.35 N
Total Coils 4
Wire Diameter 1.02 mm
The compression spring KK-57CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the KK-57 compression spring design exhibits exceptional tensile strength and resilience.

The KK-57 design is manufactured with a free length of 0.47", with an outer diameter of 0.484", an inner diameter of 0.404", and a total of 4 coils, expertly designed to deliver consistent compression characteristics including a rate of 18 lbs/in.

The KK-57CS 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 KK-57 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.

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