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I-11CS - 0.56" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 6 coils and closed & ground ends. This spring features an O.D. of 0.328", and an I.D. of 0.226".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name I-11
Ends Closed & Ground
Finish None
Free Length 0.56 in
Inside Diameter 0.226 in
Material 302/304 Stainless Steel
Outside Diameter 0.328 in
Part Type Standard
Rate 101 lbs/in
SKU I-11CS
Solid Length 0.31 in
Suggested Max Deflection 0.13 in
Suggested Max Load 13 lbf
Total Coils 6
Wire Diameter 0.051 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name I-11
Ends Closed & Ground
Finish None
Free Length 14.22 mm
Inside Diameter 5.74 mm
Material 302/304 Stainless Steel
Outside Diameter 8.33 mm
Part Type Standard
Rate 17.69 N/mm
SKU I-11CS
Solid Length 7.87 mm
Suggested Max Deflection 3.3 mm
Suggested Max Load 57.82 N
Total Coils 6
Wire Diameter 1.3 mm
The I-11 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 I-11CS compression spring is designed with a free length of 1.03" total of 13 coils, and a rate of 0.56 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 I-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.