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439 - 1.09 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 0.234 Inch and an initial tension of 0.1 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 439
Ends Machine Hook
Finish Zinc
Initial Tension 0.1 lb
Length 1.09 in
Material Music Wire
Outside Diameter 0.234 in
Part Type Standard
Rate 0.67 lbs/in
SKU 439CS
Sugg Max Deflection 2.5 in
Sugg Max Load 1.8 lbf
Wind Direction Left
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 439
Ends Machine Hook
Finish Zinc
Initial Tension 0.05 kg
Length 27.69 mm
Material Music Wire
Outside Diameter 5.94 mm
Part Type Standard
Rate 0.12 N/mm
SKU 439CS
Sugg Max Deflection 63.5 mm
Sugg Max Load 8.01 N
Wind Direction Left
Wire Diameter 0.51 mm

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