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77201CS - 4.252" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 5.5 coils and closed & ground ends. This spring features an O.D. of 3.4", and an I.D. of 2.9".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 77201
Ends Closed & Ground
Finish None
Free Length 4.252 in
Inside Diameter 2.9 in
Material Music Wire
Outside Diameter 3.4 in
Part Type Metric
Rate 51.349 lbs/in
SKU 77201CS
Solid Length 1.375 in
Suggested Max Deflection 3.603 in
Suggested Max Load 184.991 lbf
Total Coils 5.5
Wire Diameter 0.25 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 77201
Ends Closed & Ground
Finish None
Free Length 108 mm
Inside Diameter 73.66 mm
Material Music Wire
Outside Diameter 86.36 mm
Part Type Metric
Rate 8.99 N/mm
SKU 77201CS
Solid Length 34.93 mm
Suggested Max Deflection 91.52 mm
Suggested Max Load 822.84 N
Total Coils 5.5
Wire Diameter 6.35 mm
The compression spring 77201CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the 77201 compression spring design exhibits exceptional tensile strength and resilience.

The 77201 design is manufactured with a free length of 4.252", with an outer diameter of 3.4", an inner diameter of 2.9", and a total of 5.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 51.349 lbs/in.

The 77201CS 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 77201 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.