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1645 - 2.63 Inch, 4.9 Inch Pounds Spring Steel Compression Spring

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

Compression spring manufactured from Spring Steel with 17.5 coils and Closed & Ground ends. This spring features an O.D. of 0.5 Inch, an I.D. of 0.406 Inch, and a spring rate of 4.9 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 1645
Ends Closed & Ground
Finish Zinc
Free Length 2.63 in
Inside Diameter 0.406 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 4.9 lbs/in
SKU 1645CS
Solid Length 0.82 in
Suggested Max Deflection 1.6 in
Suggested Max Load 8 lbf
Total Coils 17.5
Wire Diameter 0.047 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 1645
Ends Closed & Ground
Finish Zinc
Free Length 66.8 mm
Inside Diameter 10.31 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 0.86 N/mm
SKU 1645CS
Solid Length 20.83 mm
Suggested Max Deflection 40.64 mm
Suggested Max Load 35.58 N
Total Coils 17.5
Wire Diameter 1.19 mm

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