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Century Spring

JJ-52CS - 1.28" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 4 coils and closed & ground ends. This spring features an O.D. of 1.359", and an I.D. of 1.119".

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 JJ-52
Ends Closed & Ground
Finish None
Free Length 1.28 in
Inside Diameter 1.119 in
Material Spring Steel
Outside Diameter 1.359 in
Part Type Standard
Rate 78 lbs/in
SKU JJ-52CS
Solid Length 0.48 in
Suggested Max Deflection 0.52 in
Suggested Max Load 41 lbf
Total Coils 4
Wire Diameter 0.12 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name JJ-52
Ends Closed & Ground
Finish None
Free Length 32.51 mm
Inside Diameter 28.42 mm
Material Spring Steel
Outside Diameter 34.52 mm
Part Type Standard
Rate 13.66 N/mm
SKU JJ-52CS
Solid Length 12.19 mm
Suggested Max Deflection 13.21 mm
Suggested Max Load 182.37 N
Total Coils 4
Wire Diameter 3.05 mm
The compression spring JJ-52CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the JJ-52 compression spring design exhibits exceptional tensile strength and resilience.

The JJ-52 design is manufactured with a free length of 1.28", with an outer diameter of 1.359", an inner diameter of 1.119", and a total of 4 coils, expertly designed to deliver consistent compression characteristics including a rate of 78 lbs/in.

The JJ-52CS 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 JJ-52 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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