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A12-20 - 1.2 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 0.328 Inch and an initial tension of 9 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name A12-20
Ends Machine Hook
Finish Zinc
Initial Tension 9 lb
Length 1.2 in
Material Spring Steel
Outside Diameter 0.328 in
Part Type Standard
Rate 88 lbs/in
SKU A12-20CS
Sugg Max Deflection 0.22 in
Sugg Max Load 28 lbf
Wind Direction Left
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name A12-20
Ends Machine Hook
Finish Zinc
Initial Tension 4.08 kg
Length 30.48 mm
Material Spring Steel
Outside Diameter 8.33 mm
Part Type Standard
Rate 15.41 N/mm
SKU A12-20CS
Sugg Max Deflection 5.59 mm
Sugg Max Load 124.54 N
Wind Direction Left
Wire Diameter 1.59 mm