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

Compression spring manufactured from Music Wire with 12.5 coils and Closed ends. This spring features an O.D. of 0.188 Inch, and an I.D. of 0.154 Inch.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3727
Ends Closed
Finish Zinc
Free Length 0.5 in
Inside Diameter 0.154 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 2.3 lbs/in
SKU 3727CS
Solid Length 0.23 in
Suggested Max Deflection 0.27 in
Suggested Max Load 0.63 lbf
Total Coils 12.5
Wire Diameter 0.017 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3727
Ends Closed
Finish Zinc
Free Length 12.7 mm
Inside Diameter 3.91 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 0.4 N/mm
SKU 3727CS
Solid Length 5.84 mm
Suggested Max Deflection 6.86 mm
Suggested Max Load 2.8 N
Total Coils 12.5
Wire Diameter 0.43 mm