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NN-20 - 2.19 Inch, 1305 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 8 coils and Closed & Ground ends. This spring features an O.D. of 1.031 Inch, an I.D. of 0.571 Inch, and a spring rate of 1305 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name NN-20
Ends Closed & Ground
Finish Zinc
Free Length 2.19 in
Inside Diameter 0.571 in
Material Spring Steel
Outside Diameter 1.031 in
Part Type Standard
Rate 1305 lbs/in
SKU NN-20CS
Solid Length 1.84 in
Suggested Max Deflection 0.23 in
Suggested Max Load 297 lbf
Total Coils 8
Wire Diameter 0.23 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name NN-20
Ends Closed & Ground
Finish Zinc
Free Length 55.63 mm
Inside Diameter 14.5 mm
Material Spring Steel
Outside Diameter 26.19 mm
Part Type Standard
Rate 228.51 N/mm
SKU NN-20CS
Solid Length 46.74 mm
Suggested Max Deflection 5.84 mm
Suggested Max Load 1321.06 N
Total Coils 8
Wire Diameter 5.84 mm

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