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81189 - 7 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 2 Inch and an initial tension of 8 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 81189
Ends Full Loop
Finish None
Initial Tension 8 lb
Length 7 in
Material Music Wire
Outside Diameter 2 in
Part Type Standard
Rate 13 lbs/in
SKU 81189CS
Sugg Max Deflection 7.3 in
Sugg Max Load 102 lbf
Wind Direction Left
Wire Diameter 0.177 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 81189
Ends Full Loop
Finish None
Initial Tension 3.63 kg
Length 177.8 mm
Material Music Wire
Outside Diameter 50.8 mm
Part Type Standard
Rate 2.28 N/mm
SKU 81189CS
Sugg Max Deflection 185.42 mm
Sugg Max Load 453.7 N
Wind Direction Left
Wire Diameter 4.5 mm

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