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MM-98 - 0.69 Inch, 710 Inch Pounds Spring Steel Compression Spring

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Regular compression spring in Spring Steel with 3.5 total coils and Closed & Ground ends. This spring features an O.D. of 1.031 Inch, an I.D. of 0.731 Inch, and a spring rate of 710 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name MM-98
Ends Closed & Ground
Finish Zinc
Free Length 0.69 in
Inside Diameter 0.731 in
Material Spring Steel
Outside Diameter 1.031 in
Part Type Standard
Rate 710 lbs/in
SKU MM-98CS
Solid Length 0.53 in
Suggested Max Deflection 0.13 in
Suggested Max Load 96 lbf
Total Coils 3.5
Wire Diameter 0.15 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name MM-98
Ends Closed & Ground
Finish Zinc
Free Length 17.53 mm
Inside Diameter 18.57 mm
Material Spring Steel
Outside Diameter 26.19 mm
Part Type Standard
Rate 124.32 N/mm
SKU MM-98CS
Solid Length 13.46 mm
Suggested Max Deflection 3.3 mm
Suggested Max Load 427.01 N
Total Coils 3.5
Wire Diameter 3.81 mm

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