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Century Spring

PP-72CS - 1.25" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 6.5 coils and closed & ground ends. This spring features an O.D. of 0.906", and an I.D. of 0.746".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name PP-72
Ends Closed & Ground
Finish Black Oxide
Free Length 1.25 in
Inside Diameter 0.746 in
Material Spring Steel
Outside Diameter 0.906 in
Part Type Standard
Rate 23 lbs/in
SKU PP-72CS
Solid Length 0.52 in
Suggested Max Deflection 0.73 in
Suggested Max Load 17 lbf
Total Coils 6.5
Wire Diameter 0.08 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name PP-72
Ends Closed & Ground
Finish Black Oxide
Free Length 31.75 mm
Inside Diameter 18.95 mm
Material Spring Steel
Outside Diameter 23.01 mm
Part Type Standard
Rate 4.03 N/mm
SKU PP-72CS
Solid Length 13.21 mm
Suggested Max Deflection 18.54 mm
Suggested Max Load 75.62 N
Total Coils 6.5
Wire Diameter 2.03 mm
The PP-72 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-72CS compression spring is designed with a free length of 0.5" total of 8.25 coils, and a rate of 0.82 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The PP-72 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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