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B12-36CS - 0.63" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 5 coils and closed & ground ends. This spring features an O.D. of 0.296", and an I.D. of 0.252".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name B12-36
Ends Closed & Ground
Finish None
Free Length 0.63 in
Inside Diameter 0.252 in
Material Music Wire
Outside Diameter 0.296 in
Part Type Standard
Rate 5.5 lbs/in
SKU B12-36CS
Solid Length 0.11 in
Suggested Max Deflection 0.4 in
Suggested Max Load 2.2 lbf
Total Coils 5
Wire Diameter 0.022 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B12-36
Ends Closed & Ground
Finish None
Free Length 16 mm
Inside Diameter 6.4 mm
Material Music Wire
Outside Diameter 7.52 mm
Part Type Standard
Rate 0.96 N/mm
SKU B12-36CS
Solid Length 2.79 mm
Suggested Max Deflection 10.16 mm
Suggested Max Load 9.79 N
Total Coils 5
Wire Diameter 0.56 mm
The B12-36 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 B12-36CS compression spring is designed with a free length of 1.06" total of 11 coils, and a rate of 12 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 B12-36 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.