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71618S - 0.5 Inch, 380 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 4.4 coils and Closed & Ground ends. This spring features an O.D. of 0.48 Inch, an I.D. of 0.318 Inch, and a spring rate of 380 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 71618S
Ends Closed & Ground
Finish None
Free Length 0.5 in
Inside Diameter 0.318 in
Material 302/304 Stainless Steel
Outside Diameter 0.48 in
Part Type Standard
Rate 380 lbs/in
SKU 71618SCS
Solid Length 0.357 in
Suggested Max Deflection 0.091 in
Suggested Max Load 35 lbf
Total Coils 4.4
Wire Diameter 0.082 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 71618S
Ends Closed & Ground
Finish None
Free Length 12.7 mm
Inside Diameter 8.08 mm
Material 302/304 Stainless Steel
Outside Diameter 12.19 mm
Part Type Standard
Rate 66.54 N/mm
SKU 71618SCS
Solid Length 9.07 mm
Suggested Max Deflection 2.31 mm
Suggested Max Load 155.68 N
Total Coils 4.4
Wire Diameter 2.08 mm

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