4004

4004

Regular extension spring in Hand Drawn Steel. This spring features an O.D. of 1.938 Inch, an initial tension of 54 Pound, and a spring rate of 50 Pound Force per Inch.

Diagram of extension spring with measurements
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 4004
Ends Machine Hook
Finish Black Oxide
Initial Tension 54 lb
Length 8.25 in
Material Hand Drawn Steel
Outside Diameter 1.938 in
Part Type Standard
Rate 50 lbf/in
Sugg Max Deflection 3.4 in
Sugg Max Load 221 lbf
Wind Direction Left
Wire Diameter 0.25 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 4004
Ends Machine Hook
Finish Black Oxide
Initial Tension 24.49 kg
Length 209.55 mm
Material Hand Drawn Steel
Outside Diameter 49.23 mm
Part Type Standard
Rate 8.75 N/mm
Sugg Max Deflection 86.36 mm
Sugg Max Load 983.01 N
Wind Direction Left
Wire Diameter 6.35 mm

Inventory Status

In-stock

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Quantity Price
1 - 49 $52.25
50 - 149 $49.64
150 - 299 $47.03
300 - 499 $44.42
500 - 749 $39.19
750 - 999 $33.97
1000+ Call for price