577

577

Regular extension spring in Spring Steel. This spring features an O.D. of 0.359 Inch, an initial tension of 1 Pound, and a spring rate of 4.1 Pound Force per Inch.

Diagram of extension spring with measurements
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 577
Ends Full Loop
Finish Zinc
Initial Tension 1 lb
Length 2.5 in
Material Spring Steel
Outside Diameter 0.359 in
Part Type Standard
Rate 4.1 lbf/in
Sugg Max Deflection 1.7 in
Sugg Max Load 8.6 lbf
Wind Direction Left
Wire Diameter 0.044 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 577
Ends Full Loop
Finish Zinc
Initial Tension 0.45 kg
Length 63.5 mm
Material Spring Steel
Outside Diameter 9.12 mm
Part Type Standard
Rate 0.72 N/mm
Sugg Max Deflection 43.18 mm
Sugg Max Load 38.25 N
Wind Direction Left
Wire Diameter 1.12 mm

Inventory Status

In-stock

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Quantity Price
1 - 49 $2.64
50 - 149 $2.51
150 - 299 $2.38
300 - 499 $2.25
500 - 749 $1.98
750 - 999 $1.72
1000+ Call for price