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ZZ4-31 - 0.63 Inch Music Wire Extension Spring

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

Regular extension spring in Music Wire. This spring features an O.D. of 0.266 Inch and an initial tension of 0.3 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name ZZ4-31
Ends Machine Hook
Finish None
Initial Tension 0.3 lb
Length 0.63 in
Material Music Wire
Outside Diameter 0.266 in
Part Type Standard
Rate 8.7 lbs/in
SKU ZZ4-31CS
Sugg Max Deflection 0.34 in
Sugg Max Load 3.3 lbf
Wind Direction Left
Wire Diameter 0.026 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name ZZ4-31
Ends Machine Hook
Finish None
Initial Tension 0.14 kg
Length 16 mm
Material Music Wire
Outside Diameter 6.76 mm
Part Type Standard
Rate 1.52 N/mm
SKU ZZ4-31CS
Sugg Max Deflection 8.64 mm
Sugg Max Load 14.68 N
Wind Direction Left
Wire Diameter 0.66 mm

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