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E-40 - 36 Inch 1.12 Inch Pounds Carbon Steel Extension Spring

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

Regular extension spring in Carbon Steel. This spring features an O.D. of 0.875 Inch, an initial tension of 12 Pound, and a spring rate of 1.12 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name E-40
Finish None
Initial Tension
(Approx.)
12 lb
Length 36 in
Material Carbon Steel
Max Load
(Suggested)
37 lbf
Measurement Units Standard
Outside Diameter 0.875 in
Rate (Constant) 1.12 lbs
SKU E-40CS
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name E-40
Finish None
Initial Tension
(Approx.)
5.44 kg
Length 914.4 mm
Material Carbon Steel
Max Load
(Suggested)
164.58 N
Measurement Units Standard
Outside Diameter 22.23 mm
Rate (Constant) 0.2 N/mm
SKU E-40CS
Wire Diameter 2.67 mm