91ÖÆÆ¬³§

This browser is no longer supported. Upgrade to Microsoft Edge or switch to a supported browser, like Chrome, Safari, or Firefox, to explore the Components website.

We're sorry for the inconvenience.

S-989CS - 1.91" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 5.6 coils and closed & ground ends. This spring features an O.D. of 1.515", and an I.D. of 1.135".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-989
Ends Closed & Ground
Finish None
Free Length 1.91 in
Inside Diameter 1.135 in
Material 302/304 Stainless Steel
Outside Diameter 1.515 in
Part Type Standard
Rate 204 lbs/in
SKU S-989CS
Solid Length 1.066 in
Suggested Max Deflection 0.568 in
Suggested Max Load 116 lbf
Total Coils 5.6
Wire Diameter 0.192 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-989
Ends Closed & Ground
Finish None
Free Length 48.51 mm
Inside Diameter 28.83 mm
Material 302/304 Stainless Steel
Outside Diameter 38.48 mm
Part Type Standard
Rate 35.72 N/mm
SKU S-989CS
Solid Length 27.08 mm
Suggested Max Deflection 14.43 mm
Suggested Max Load 515.97 N
Total Coils 5.6
Wire Diameter 4.88 mm
The S-989 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 S-989CS compression spring is designed with a free length of 1.69" total of 5.33 coils, and a rate of 47 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 S-989 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.