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Century Spring

B17-138CS - 1.22" 302/304 Stainless Steel Compression Spring

Inventory Status
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Compression spring manufactured from 302/304 stainless steel with 7.5 coils and closed & ground ends. This spring features an O.D. of 0.453", and an I.D. of 0.367".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name B17-138
Ends Closed & Ground
Finish None
Free Length 1.22 in
Inside Diameter 0.367 in
Material 302/304 Stainless Steel
Outside Diameter 0.453 in
Part Type Standard
Rate 11 lbs/in
SKU B17-138CS
Solid Length 0.32 in
Suggested Max Deflection 0.55 in
Suggested Max Load 6.3 lbf
Total Coils 7.5
Wire Diameter 0.043 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B17-138
Ends Closed & Ground
Finish None
Free Length 30.99 mm
Inside Diameter 9.32 mm
Material 302/304 Stainless Steel
Outside Diameter 11.51 mm
Part Type Standard
Rate 1.93 N/mm
SKU B17-138CS
Solid Length 8.13 mm
Suggested Max Deflection 13.97 mm
Suggested Max Load 28.02 N
Total Coils 7.5
Wire Diameter 1.09 mm
The B17-138 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality 302/304 stainless 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 B17-138CS compression spring is designed with a free length of 0.41" total of 10 coils, and a rate of 0.23 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 B17-138 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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