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Century Spring

PP-4CS - 0.5" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 6 coils and closed & ground ends. This spring features an O.D. of 0.375", and an I.D. of 0.265".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name PP-4
Ends Closed & Ground
Finish Zinc
Free Length 0.5 in
Inside Diameter 0.265 in
Material Spring Steel
Outside Diameter 0.375 in
Part Type Standard
Rate 100 lbs/in
SKU PP-4CS
Solid Length 0.33 in
Suggested Max Deflection 0.15 in
Suggested Max Load 15 lbf
Total Coils 6
Wire Diameter 0.055 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name PP-4
Ends Closed & Ground
Finish Zinc
Free Length 12.7 mm
Inside Diameter 6.73 mm
Material Spring Steel
Outside Diameter 9.53 mm
Part Type Standard
Rate 17.51 N/mm
SKU PP-4CS
Solid Length 8.38 mm
Suggested Max Deflection 3.81 mm
Suggested Max Load 66.72 N
Total Coils 6
Wire Diameter 1.4 mm
The PP-4 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 PP-4CS compression spring is designed with a free length of 0.97" total of 13 coils, and a rate of 10 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 PP-4 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.

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