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Century Spring

K-33CS - 2" Music Wire Compression Spring

Inventory Status
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Compression spring manufactured from music wire with 17.5 coils and closed ends. This spring features an O.D. of 0.281", and an I.D. of 0.233".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name K-33
Ends Closed
Finish Zinc
Free Length 2 in
Inside Diameter 0.233 in
Material Music Wire
Outside Diameter 0.281 in
Part Type Standard
Rate 1.8 lbs/in
SKU K-33CS
Solid Length 0.44 in
Suggested Max Deflection 1.6 in
Suggested Max Load 2.8 lbf
Total Coils 17.5
Wire Diameter 0.024 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name K-33
Ends Closed
Finish Zinc
Free Length 50.8 mm
Inside Diameter 5.92 mm
Material Music Wire
Outside Diameter 7.14 mm
Part Type Standard
Rate 0.32 N/mm
SKU K-33CS
Solid Length 11.18 mm
Suggested Max Deflection 40.64 mm
Suggested Max Load 12.45 N
Total Coils 17.5
Wire Diameter 0.61 mm
The K-33 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality music wire 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 K-33CS compression spring is designed with a free length of 0.75" total of 5.5 coils, and a rate of 4 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 K-33 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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