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Century Spring

O-121CS - 0.41 Inch Music Wire Extension Spring

Inventory Status
Estimated Lead Time

Regular extension spring in Music Wire. This spring features an O.D. of 0.188 Inch and an initial tension of 0.2 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name O-121
Ends Machine Hook
Finish None
Initial Tension 0.2 lb
Length 0.41 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 5.2 lbs/in
SKU O-121CS
Sugg Max Deflection 0.34 in
Sugg Max Load 1.9 lbf
Wind Direction Left
Wire Diameter 0.019 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name O-121
Ends Machine Hook
Finish None
Initial Tension 0.09 kg
Length 10.41 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 0.91 N/mm
SKU O-121CS
Sugg Max Deflection 8.64 mm
Sugg Max Load 8.45 N
Wind Direction Left
Wire Diameter 0.48 mm

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