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12477CS - 2.75" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 10 coils and closed & ground ends. This spring features an O.D. of 1", and an I.D. of 0.84".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 12477
Ends Closed & Ground
Finish Zinc
Free Length 2.75 in
Inside Diameter 0.84 in
Material Spring Steel
Outside Diameter 1 in
Part Type Standard
Rate 9.5 lbs/in
SKU 12477CS
Solid Length 0.8 in
Suggested Max Deflection 1.9 in
Suggested Max Load 18 lbf
Total Coils 10
Wire Diameter 0.08 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 12477
Ends Closed & Ground
Finish Zinc
Free Length 69.85 mm
Inside Diameter 21.34 mm
Material Spring Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 1.66 N/mm
SKU 12477CS
Solid Length 20.32 mm
Suggested Max Deflection 48.26 mm
Suggested Max Load 80.06 N
Total Coils 10
Wire Diameter 2.03 mm
The 12477 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality spring 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 12477CS compression spring is designed with a free length of 4.25" total of 34 coils, and a rate of 28 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 12477 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.