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Compression spring manufactured from spring steel with 3 coils and closed & ground ends. This spring features an O.D. of 0.531", and an I.D. of 0.437".
NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.


Label | Value |
---|---|
Brand | Century Spring |
Display Name | N-81 |
Ends | Closed & Ground |
Finish | None |
Free Length | 0.28 in |
Inside Diameter | 0.437 in |
Material | Spring Steel |
Outside Diameter | 0.531 in |
Part Type | Standard |
Rate | 62 lbs/in |
SKU | N-81CS |
Solid Length | 0.14 in |
Suggested Max Deflection | 0.12 in |
Suggested Max Load | 7.6 lbf |
Total Coils | 3 |
Wire Diameter | 0.047 in |
Label | Value |
---|---|
Brand | Century Spring |
Display Name | N-81 |
Ends | Closed & Ground |
Finish | None |
Free Length | 7.11 mm |
Inside Diameter | 11.1 mm |
Material | Spring Steel |
Outside Diameter | 13.49 mm |
Part Type | Standard |
Rate | 10.86 N/mm |
SKU | N-81CS |
Solid Length | 3.56 mm |
Suggested Max Deflection | 3.05 mm |
Suggested Max Load | 33.8 N |
Total Coils | 3 |
Wire Diameter | 1.19 mm |
The compression spring N-81CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the N-81 compression spring design exhibits exceptional tensile strength and resilience.
The N-81 design is manufactured with a free length of 0.28", with an outer diameter of 0.531", an inner diameter of 0.437", and a total of 3 coils, expertly designed to deliver consistent compression characteristics including a rate of 62 lbs/in.
The N-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 N-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.
The N-81 design is manufactured with a free length of 0.28", with an outer diameter of 0.531", an inner diameter of 0.437", and a total of 3 coils, expertly designed to deliver consistent compression characteristics including a rate of 62 lbs/in.
The N-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 N-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.