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Century Spring

B17-148CS - 0.59" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 4 coils and closed & ground ends. This spring features an O.D. of 0.468", and an I.D. of 0.4".

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

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name B17-148
Ends Closed & Ground
Finish Zinc
Free Length 0.59 in
Inside Diameter 0.4 in
Material Spring Steel
Outside Diameter 0.468 in
Part Type Standard
Rate 12 lbs/in
SKU B17-148CS
Solid Length 0.14 in
Suggested Max Deflection 0.29 in
Suggested Max Load 3.4 lbf
Total Coils 4
Wire Diameter 0.034 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B17-148
Ends Closed & Ground
Finish Zinc
Free Length 14.99 mm
Inside Diameter 10.16 mm
Material Spring Steel
Outside Diameter 11.89 mm
Part Type Standard
Rate 2.1 N/mm
SKU B17-148CS
Solid Length 3.56 mm
Suggested Max Deflection 7.37 mm
Suggested Max Load 15.12 N
Total Coils 4
Wire Diameter 0.86 mm
The B17-148 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 B17-148CS compression spring is designed with a free length of 1.22" total of 4 coils, and a rate of 7.7 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 B17-148 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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