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1888 - 3.31 Inch, 7 Inch Pounds Hard Drawn Compression Spring

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

Compression spring manufactured from Hard Drawn with 11 coils and Closed ends. This spring features an O.D. of 0.921 Inch, an I.D. of 0.777 Inch, and a spring rate of 7 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 1888
Ends Closed
Finish Zinc
Free Length 3.31 in
Inside Diameter 0.777 in
Material Hard Drawn
Outside Diameter 0.921 in
Part Type Standard
Rate 7 lbs/in
SKU 1888CS
Solid Length 0.86 in
Suggested Max Deflection 2 in
Suggested Max Load 14 lbf
Total Coils 11
Wire Diameter 0.072 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 1888
Ends Closed
Finish Zinc
Free Length 84.07 mm
Inside Diameter 19.74 mm
Material Hard Drawn
Outside Diameter 23.39 mm
Part Type Standard
Rate 1.23 N/mm
SKU 1888CS
Solid Length 21.84 mm
Suggested Max Deflection 50.8 mm
Suggested Max Load 62.27 N
Total Coils 11
Wire Diameter 1.83 mm

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