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Century Spring

II-100CS - 0.31" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 4 coils and closed & ground ends. This spring features an O.D. of 0.296", and an I.D. of 0.214".

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

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name II-100
Ends Closed & Ground
Finish None
Free Length 0.31 in
Inside Diameter 0.214 in
Material 302/304 Stainless Steel
Outside Diameter 0.296 in
Part Type Standard
Rate 107 lbs/in
SKU II-100CS
Solid Length 0.16 in
Suggested Max Deflection 0.08 in
Suggested Max Load 8.2 lbf
Total Coils 4
Wire Diameter 0.041 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name II-100
Ends Closed & Ground
Finish None
Free Length 7.87 mm
Inside Diameter 5.44 mm
Material 302/304 Stainless Steel
Outside Diameter 7.52 mm
Part Type Standard
Rate 18.74 N/mm
SKU II-100CS
Solid Length 4.06 mm
Suggested Max Deflection 2.03 mm
Suggested Max Load 36.47 N
Total Coils 4
Wire Diameter 1.04 mm
The II-100 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 II-100CS compression spring is designed with a free length of 1" total of 10.5 coils, and a rate of 3.3 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 II-100 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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