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QQ-7CS - 0.69" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 13 coils and closed & ground ends. This spring features an O.D. of 0.188", and an I.D. of 0.108".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name QQ-7
Ends Closed & Ground
Finish Zinc
Free Length 0.69 in
Inside Diameter 0.108 in
Material Spring Steel
Outside Diameter 0.188 in
Part Type Standard
Rate 105 lbs/in
SKU QQ-7CS
Solid Length 0.52 in
Suggested Max Deflection 0.11 in
Suggested Max Load 12 lbf
Total Coils 13
Wire Diameter 0.04 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name QQ-7
Ends Closed & Ground
Finish Zinc
Free Length 17.53 mm
Inside Diameter 2.74 mm
Material Spring Steel
Outside Diameter 4.78 mm
Part Type Standard
Rate 18.39 N/mm
SKU QQ-7CS
Solid Length 13.21 mm
Suggested Max Deflection 2.79 mm
Suggested Max Load 53.38 N
Total Coils 13
Wire Diameter 1.02 mm
The compression spring QQ-7CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the QQ-7 compression spring design exhibits exceptional tensile strength and resilience.

The QQ-7 design is manufactured with a free length of 0.69", with an outer diameter of 0.188", an inner diameter of 0.108", and a total of 13 coils, expertly designed to deliver consistent compression characteristics including a rate of 105 lbs/in.

The QQ-7CS 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 QQ-7 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.