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Century Spring

491CS - 1.47 Inch Music Wire Extension Spring

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Regular extension spring in Music Wire. This spring features an O.D. of 0.188 Inch and an initial tension of 0.8 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 491
Ends Machine Hook
Finish Zinc
Initial Tension 0.8 lb
Length 1.47 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 4.3 lbs/in
SKU 491CS
Sugg Max Deflection 1.1 in
Sugg Max Load 5.3 lbf
Wire Diameter 0.027 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 491
Ends Machine Hook
Finish Zinc
Initial Tension 0.36 kg
Length 37.34 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 485.83 N/mm
SKU 491CS
Sugg Max Deflection 27.94 mm
Sugg Max Load 23.57 N
Wire Diameter 0.69 mm

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