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B4-11CS - 0.5" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 6 coils and closed & ground ends. This spring features an O.D. of 0.328", and an I.D. of 0.236".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name B4-11
Ends Closed & Ground
Finish Zinc
Free Length 0.5 in
Inside Diameter 0.236 in
Material Spring Steel
Outside Diameter 0.328 in
Part Type Standard
Rate 72 lbs/in
SKU B4-11CS
Solid Length 0.28 in
Suggested Max Deflection 0.16 in
Suggested Max Load 11 lbf
Total Coils 6
Wire Diameter 0.046 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B4-11
Ends Closed & Ground
Finish Zinc
Free Length 12.7 mm
Inside Diameter 5.99 mm
Material Spring Steel
Outside Diameter 8.33 mm
Part Type Standard
Rate 12.61 N/mm
SKU B4-11CS
Solid Length 7.11 mm
Suggested Max Deflection 4.06 mm
Suggested Max Load 48.93 N
Total Coils 6
Wire Diameter 1.17 mm
The B4-11 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 B4-11CS compression spring is designed with a free length of 0.63" total of 11.5 coils, and a rate of 9.1 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 B4-11 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.