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B17-129 - 2.5 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 0.281 Inch and an initial tension of 0.03 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name B17-129
Ends Full Loop
Finish Zinc
Initial Tension 0.03 lb
Length 2.5 in
Material Music Wire
Outside Diameter 0.281 in
Part Type Standard
Rate 0.03 lbs/in
SKU B17-129CS
Sugg Max Deflection 22 in
Sugg Max Load 0.63 lbf
Wind Direction Left
Wire Diameter 0.015 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B17-129
Ends Full Loop
Finish Zinc
Initial Tension 0.01 kg
Length 63.5 mm
Material Music Wire
Outside Diameter 7.14 mm
Part Type Standard
Rate 0.01 N/mm
SKU B17-129CS
Sugg Max Deflection 558.8 mm
Sugg Max Load 2.8 N
Wind Direction Left
Wire Diameter 0.38 mm