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NN-49 - 0.5 Inch, 491 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 6.6 coils and Closed & Ground ends. This spring features an O.D. of 0.266 Inch, an I.D. of 0.142 Inch, and a spring rate of 491 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name NN-49
Ends Closed & Ground
Finish None
Free Length 0.5 in
Inside Diameter 0.142 in
Material 302/304 Stainless Steel
Outside Diameter 0.266 in
Part Type Standard
Rate 491 lbs/in
SKU NN-49CS
Solid Length 0.413 in
Suggested Max Deflection 0.056 in
Suggested Max Load 28 lbf
Total Coils 6.6
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name NN-49
Ends Closed & Ground
Finish None
Free Length 12.7 mm
Inside Diameter 3.61 mm
Material 302/304 Stainless Steel
Outside Diameter 6.76 mm
Part Type Standard
Rate 85.97 N/mm
SKU NN-49CS
Solid Length 10.49 mm
Suggested Max Deflection 1.42 mm
Suggested Max Load 124.54 N
Total Coils 6.6
Wire Diameter 1.59 mm

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