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MM-87 - 0.5 Inch Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from Spring Steel with 5 coils and Closed & Ground ends. This spring features an O.D. of 0.468 Inch, and an I.D. of 0.343 Inch.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name MM-87
Ends Closed & Ground
Finish None
Free Length 0.5 in
Inside Diameter 0.343 in
Material Spring Steel
Outside Diameter 0.468 in
Part Type Standard
Rate 106 lbs/in
SKU MM-87CS
Solid Length 0.31 in
Suggested Max Deflection 0.17 in
Suggested Max Load 18 lbf
Total Coils 5
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name MM-87
Ends Closed & Ground
Finish None
Free Length 12.7 mm
Inside Diameter 8.71 mm
Material Spring Steel
Outside Diameter 11.89 mm
Part Type Standard
Rate 18.56 N/mm
SKU MM-87CS
Solid Length 7.87 mm
Suggested Max Deflection 4.32 mm
Suggested Max Load 80.06 N
Total Coils 5
Wire Diameter 1.59 mm
The compression spring MM-87CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality hard drawn, the MM-87 compression spring design exhibits exceptional tensile strength and resilience.

The MM-87 design is manufactured with a free length of 0.5", with an outer diameter of 0.468", an inner diameter of 0.343", and a total of 5 coils, expertly designed to deliver consistent compression characteristics including a rate of 106 lbs/in.

The MM-87CS 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 MM-87 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.