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M-77CS - 2.81" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 24 coils and closed & ground ends. This spring features an O.D. of 0.5", and an I.D. of 0.3".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name M-77
Ends Closed & Ground
Finish Zinc
Free Length 2.81 in
Inside Diameter 0.3 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 102 lbs/in
SKU M-77CS
Solid Length 2.4 in
Suggested Max Deflection 0.41 in
Suggested Max Load 42 lbf
Total Coils 24
Wire Diameter 0.1 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name M-77
Ends Closed & Ground
Finish Zinc
Free Length 71.37 mm
Inside Diameter 7.62 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 17.86 N/mm
SKU M-77CS
Solid Length 60.96 mm
Suggested Max Deflection 10.41 mm
Suggested Max Load 186.82 N
Total Coils 24
Wire Diameter 2.54 mm
The compression spring M-77CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the M-77 compression spring design exhibits exceptional tensile strength and resilience.

The M-77 design is manufactured with a free length of 2.81", with an outer diameter of 0.5", an inner diameter of 0.3", and a total of 24 coils, expertly designed to deliver consistent compression characteristics including a rate of 102 lbs/in.

The M-77CS 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 M-77 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.