647

647

Regular extension spring in Hand Drawn Steel. This spring features an O.D. of 1.375 Inch, an initial tension of 211 Pound, and a spring rate of 545 Pound Force per Inch.

Diagram of extension spring with measurements
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 647
Ends Machine Hook
Finish Black Oxide
Initial Tension 211 lb
Length 5.38 in
Material Hand Drawn Steel
Outside Diameter 1.375 in
Part Type Standard
Rate 545 lbf/in
Sugg Max Deflection 0.55 in
Sugg Max Load 512 lbf
Wind Direction Left
Wire Diameter 0.283 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 647
Ends Machine Hook
Finish Black Oxide
Initial Tension 95.69 kg
Length 136.65 mm
Material Hand Drawn Steel
Outside Diameter 34.93 mm
Part Type Standard
Rate 95.38 N/mm
Sugg Max Deflection 13.97 mm
Sugg Max Load 2277.38 N
Wind Direction Left
Wire Diameter 7.19 mm

Inventory Status

Low Stock

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Quantity Price
1 - 49 $24.52
50 - 149 $23.30
150 - 299 $22.07
300 - 499 $20.85
500 - 749 $18.39
750 - 999 $15.94
1000+ Call for price