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FF-77 - 1.38 Inch, 217 Inch Pounds 302/304 Stainless Steel Compression Spring

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

Compression spring manufactured from 302/304 Stainless Steel with 9 coils and Closed & Ground ends. This spring features an O.D. of 0.468 Inch, an I.D. of 0.288 Inch, and a spring rate of 217 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name FF-77
Ends Closed & Ground
Finish None
Free Length 1.38 in
Inside Diameter 0.288 in
Material 302/304 Stainless Steel
Outside Diameter 0.468 in
Part Type Standard
Rate 217 lbs/in
SKU FF-77CS
Solid Length 0.81 in
Suggested Max Deflection 0.2 in
Suggested Max Load 44 lbf
Total Coils 9
Wire Diameter 0.09 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name FF-77
Ends Closed & Ground
Finish None
Free Length 35.05 mm
Inside Diameter 7.32 mm
Material 302/304 Stainless Steel
Outside Diameter 11.89 mm
Part Type Standard
Rate 38 N/mm
SKU FF-77CS
Solid Length 20.57 mm
Suggested Max Deflection 5.08 mm
Suggested Max Load 195.71 N
Total Coils 9
Wire Diameter 2.29 mm

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