Y-66CS - 0.63" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 3.75 coils and closed & ground ends. This spring features an O.D. of 0.593", and an I.D. of 0.503".

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

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name Y-66
Ends Closed & Ground
Finish None
Free Length 0.63 in
Inside Diameter 0.503 in
Material 302/304 Stainless Steel
Outside Diameter 0.593 in
Part Type Standard
Rate 18 lbs/in
SKU Y-66CS
Solid Length 0.17 in
Suggested Max Deflection 0.31 in
Suggested Max Load 5.6 lbf
Total Coils 3.75
Wire Diameter 0.045 in
The compression spring Y-66CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the Y-66 compression spring design exhibits exceptional tensile strength and resilience.

The Y-66 design is manufactured with a free length of 0.63", with an outer diameter of 0.593", an inner diameter of 0.503", and a total of 3.75 coils, expertly designed to deliver consistent compression characteristics including a rate of 18 lbs/in.

The Y-66CS 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 Y-66 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.