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V-21 - 0.5 Inch, 296 Inch Pounds Spring Steel Compression Spring

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

Regular compression spring in Spring Steel with 3.5 total coils and Closed & Ground ends. This spring features an O.D. of 0.515 Inch, an I.D. of 0.371 Inch, and a spring rate of 296 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name V-21
Ends Closed & Ground
Finish Gold Iridite
Free Length 0.5 in
Inside Diameter 0.371 in
Material Spring Steel
Outside Diameter 0.515 in
Part Type Standard
Rate 296 lbs/in
SKU V-21CS
Solid Length 0.25 in
Suggested Max Deflection 0.08 in
Suggested Max Load 24 lbf
Total Coils 3.5
Wire Diameter 0.072 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name V-21
Ends Closed & Ground
Finish Gold Iridite
Free Length 12.7 mm
Inside Diameter 9.42 mm
Material Spring Steel
Outside Diameter 13.08 mm
Part Type Standard
Rate 51.83 N/mm
SKU V-21CS
Solid Length 6.35 mm
Suggested Max Deflection 2.03 mm
Suggested Max Load 106.75 N
Total Coils 3.5
Wire Diameter 1.83 mm

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