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11403CS - 1.25" 302/304 Stainless Steel Compression Spring

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Compression spring manufactured from 302/304 stainless steel with 8.5 coils and closed ends. This spring features an O.D. of 0.484", and an I.D. of 0.376".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 11403
Ends Closed
Finish None
Free Length 1.25 in
Inside Diameter 0.376 in
Material 302/304 Stainless Steel
Outside Diameter 0.484 in
Part Type Standard
Rate 21 lbs/in
SKU 11403CS
Solid Length 0.51 in
Suggested Max Deflection 0.52 in
Suggested Max Load 11 lbf
Total Coils 8.5
Wire Diameter 0.054 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 11403
Ends Closed
Finish None
Free Length 31.75 mm
Inside Diameter 9.55 mm
Material 302/304 Stainless Steel
Outside Diameter 12.29 mm
Part Type Standard
Rate 3.68 N/mm
SKU 11403CS
Solid Length 12.95 mm
Suggested Max Deflection 13.21 mm
Suggested Max Load 48.93 N
Total Coils 8.5
Wire Diameter 1.37 mm
The compression spring 11403CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the 11403 compression spring design exhibits exceptional tensile strength and resilience.

The 11403 design is manufactured with a free length of 1.25", with an outer diameter of 0.484", an inner diameter of 0.376", and a total of 8.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 21 lbs/in.

The 11403CS 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 11403 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.

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