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II-81CS - 0.75" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 14 coils and closed ends. This spring features an O.D. of 0.219", and an I.D. of 0.169".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name II-81
Ends Closed
Finish None
Free Length 0.75 in
Inside Diameter 0.169 in
Material 302/304 Stainless Steel
Outside Diameter 0.219 in
Part Type Standard
Rate 5.6 lbs/in
SKU II-81CS
Solid Length 0.38 in
Suggested Max Deflection 0.38 in
Suggested Max Load 2.1 lbf
Total Coils 14
Wire Diameter 0.025 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name II-81
Ends Closed
Finish None
Free Length 19.05 mm
Inside Diameter 4.29 mm
Material 302/304 Stainless Steel
Outside Diameter 5.56 mm
Part Type Standard
Rate 0.98 N/mm
SKU II-81CS
Solid Length 9.65 mm
Suggested Max Deflection 9.65 mm
Suggested Max Load 9.34 N
Total Coils 14
Wire Diameter 0.64 mm
The compression spring II-81CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the II-81 compression spring design exhibits exceptional tensile strength and resilience.

The II-81 design is manufactured with a free length of 0.75", with an outer diameter of 0.219", an inner diameter of 0.169", and a total of 14 coils, expertly designed to deliver consistent compression characteristics including a rate of 5.6 lbs/in.

The II-81CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring II-81 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.