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UU-59CS - 1.69" Hard Drawn Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from hard drawn with 17 coils and closed & ground ends. This spring features an O.D. of 0.375", and an I.D. of 0.231".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name UU-59
Ends Closed & Ground
Finish Zinc
Free Length 1.69 in
Inside Diameter 0.231 in
Material Spring Steel
Outside Diameter 0.375 in
Part Type Standard
Rate 93 lbs/in
SKU UU-59CS
Solid Length 1.22 in
Suggested Max Deflection 0.34 in
Suggested Max Load 32 lbf
Total Coils 17
Wire Diameter 0.072 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name UU-59
Ends Closed & Ground
Finish Zinc
Free Length 42.93 mm
Inside Diameter 5.87 mm
Material Spring Steel
Outside Diameter 9.53 mm
Part Type Standard
Rate 16.28 N/mm
SKU UU-59CS
Solid Length 30.99 mm
Suggested Max Deflection 8.64 mm
Suggested Max Load 142.34 N
Total Coils 17
Wire Diameter 1.83 mm
The UU-59 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality hard drawn 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 UU-59CS compression spring is designed with a free length of 2.63" total of 14.5 coils, and a rate of 5.9 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 UU-59 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.