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3751 - 0.44 Inch, 87 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 4 total coils and Closed & Ground ends. This spring features an O.D. of 0.5 Inch, an I.D. of 0.386 Inch, and a spring rate of 87 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 3751
Ends Closed & Ground
Finish Zinc
Free Length 0.44 in
Inside Diameter 0.386 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 87 lbs/in
SKU 3751CS
Solid Length 0.23 in
Suggested Max Deflection 0.15 in
Suggested Max Load 13 lbf
Total Coils 4
Wire Diameter 0.057 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3751
Ends Closed & Ground
Finish Zinc
Free Length 11.18 mm
Inside Diameter 9.8 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 15.23 N/mm
SKU 3751CS
Solid Length 5.84 mm
Suggested Max Deflection 3.81 mm
Suggested Max Load 57.82 N
Total Coils 4
Wire Diameter 1.45 mm

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