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70300CS - 1.75" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 21.6 coils and closed & ground ends. This spring features an O.D. of 0.18", and an I.D. of 0.148".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 70300
Ends Closed & Ground
Finish None
Free Length 1.75 in
Inside Diameter 0.148 in
Material Music Wire
Outside Diameter 0.18 in
Part Type Standard
Rate 1.1 lbs/in
SKU 70300CS
Solid Length 0.35 in
Suggested Max Deflection 1.2 in
Suggested Max Load 1.4 lbf
Total Coils 21.6
Wire Diameter 0.016 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 70300
Ends Closed & Ground
Finish None
Free Length 44.45 mm
Inside Diameter 3.76 mm
Material Music Wire
Outside Diameter 4.57 mm
Part Type Standard
Rate 0.19 N/mm
SKU 70300CS
Solid Length 8.89 mm
Suggested Max Deflection 30.48 mm
Suggested Max Load 6.23 N
Total Coils 21.6
Wire Diameter 0.41 mm
The 70300 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality music wire 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 70300CS compression spring is designed with a free length of 1.5" total of 18.4 coils, and a rate of 1.1 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 70300 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.