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5780 - 5.5 Inch Spring Steel Extension Spring

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Regular extension spring in Spring Steel. This spring features an O.D. of 1.375 Inch and an initial tension of 21 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 5780
Ends Machine Hook
Finish Zinc
Initial Tension 21 lb
Length 5.5 in
Material Spring Steel
Outside Diameter 1.375 in
Part Type Standard
Rate 24 lbs/in
SKU 5780CS
Sugg Max Deflection 3 in
Sugg Max Load 89 lbf
Wind Direction Left
Wire Diameter 0.162 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 5780
Ends Machine Hook
Finish Zinc
Initial Tension 9.52 kg
Length 139.7 mm
Material Spring Steel
Outside Diameter 34.93 mm
Part Type Standard
Rate 4.2 N/mm
SKU 5780CS
Sugg Max Deflection 76.2 mm
Sugg Max Load 395.87 N
Wind Direction Left
Wire Diameter 4.11 mm

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