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Century Spring

81073CS - 4 Inch Music Wire Extension Spring

Inventory Status
Estimated Lead Time

Regular extension spring in Music Wire. This spring features an O.D. of 1.125 Inch and an initial tension of 6 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 81073
Ends Full Loop
Finish None
Initial Tension 6 lb
Length 4 in
Material Music Wire
Outside Diameter 1.125 in
Part Type Standard
Rate 23 lbs/in
SKU 81073CS
Sugg Max Deflection 2.7 in
Sugg Max Load 66 lbf
Wind Direction Left
Wire Diameter 0.125 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 81073
Ends Full Loop
Finish None
Initial Tension 2.72 kg
Length 101.6 mm
Material Music Wire
Outside Diameter 28.58 mm
Part Type Standard
Rate 4.03 N/mm
SKU 81073CS
Sugg Max Deflection 68.58 mm
Sugg Max Load 293.57 N
Wind Direction Left
Wire Diameter 3.18 mm

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