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A13-21 - 0.34 Inch, 50 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 8.75 coils and Closed ends. This spring features an O.D. of 0.125 Inch, an I.D. of 0.079 Inch, and a spring rate of 50 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name A13-21
Ends Closed
Finish None
Free Length 0.34 in
Inside Diameter 0.079 in
Material 302/304 Stainless Steel
Outside Diameter 0.125 in
Part Type Standard
Rate 50 lbs/in
SKU A13-21CS
Solid Length 0.22 in
Suggested Max Deflection 0.07 in
Suggested Max Load 3.6 lbf
Total Coils 8.75
Wire Diameter 0.023 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A13-21
Ends Closed
Finish None
Free Length 8.64 mm
Inside Diameter 2.01 mm
Material 302/304 Stainless Steel
Outside Diameter 3.18 mm
Part Type Standard
Rate 8.76 N/mm
SKU A13-21CS
Solid Length 5.59 mm
Suggested Max Deflection 1.78 mm
Suggested Max Load 16.01 N
Total Coils 8.75
Wire Diameter 0.58 mm

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