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Century Spring

XX-21CS - 0.47" 302/304 Stainless Steel Compression Spring

Inventory Status
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Compression spring manufactured from 302/304 stainless steel with 7 coils and closed ends. This spring features an O.D. of 0.219", and an I.D. of 0.145".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name XX-21
Ends Closed
Finish None
Free Length 0.47 in
Inside Diameter 0.145 in
Material 302/304 Stainless Steel
Outside Diameter 0.219 in
Part Type Standard
Rate 78 lbs/in
SKU XX-21CS
Solid Length 0.3 in
Suggested Max Deflection 0.1 in
Suggested Max Load 8 lbf
Total Coils 7
Wire Diameter 0.037 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name XX-21
Ends Closed
Finish None
Free Length 11.94 mm
Inside Diameter 3.68 mm
Material 302/304 Stainless Steel
Outside Diameter 5.56 mm
Part Type Standard
Rate 13.66 N/mm
SKU XX-21CS
Solid Length 7.62 mm
Suggested Max Deflection 2.54 mm
Suggested Max Load 35.58 N
Total Coils 7
Wire Diameter 0.94 mm
The XX-21 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 XX-21CS compression spring is designed with a free length of 0.94" total of 8 coils, and a rate of 9.4 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 XX-21 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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