91制片厂

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Century Spring

MM-39CS - 0.25" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 4 coils and closed ends. This spring features an O.D. of 0.219", and an I.D. of 0.179".

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name MM-39
Ends Closed
Finish Zinc
Free Length 0.25 in
Inside Diameter 0.179 in
Material Music Wire
Outside Diameter 0.219 in
Part Type Standard
Rate 15 lbs/in
SKU MM-39CS
Solid Length 0.1 in
Suggested Max Deflection 0.15 in
Suggested Max Load 2.2 lbf
Total Coils 4
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name MM-39
Ends Closed
Finish Zinc
Free Length 6.35 mm
Inside Diameter 4.55 mm
Material Music Wire
Outside Diameter 5.56 mm
Part Type Standard
Rate 2.63 N/mm
SKU MM-39CS
Solid Length 2.54 mm
Suggested Max Deflection 3.81 mm
Suggested Max Load 9.79 N
Total Coils 4
Wire Diameter 0.51 mm
The MM-39 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 MM-39CS compression spring is designed with a free length of 0.84" total of 12 coils, and a rate of 18 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 MM-39 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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