648

648

Regular extension spring in Hand Drawn Steel. This spring features an O.D. of 1.375 Inch, an initial tension of 107 Pound, and a spring rate of 209 Pound Force per Inch.

Diagram of extension spring with measurements
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 648
Ends Machine Hook
Finish Black Oxide
Initial Tension 107 lb
Length 5.75 in
Material Hand Drawn Steel
Outside Diameter 1.375 in
Part Type Standard
Rate 209 lbf/in
Sugg Max Deflection 0.97 in
Sugg Max Load 310 lbf
Wind Direction Left
Wire Diameter 0.243 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 648
Ends Machine Hook
Finish Black Oxide
Initial Tension 48.53 kg
Length 146.05 mm
Material Hand Drawn Steel
Outside Diameter 34.93 mm
Part Type Standard
Rate 36.58 N/mm
Sugg Max Deflection 24.64 mm
Sugg Max Load 1378.88 N
Wind Direction Left
Wire Diameter 6.17 mm

Inventory Status

Low Stock

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Quantity Price
1 - 49 $24.87
50 - 149 $23.63
150 - 299 $22.39
300 - 499 $21.14
500 - 749 $18.66
750 - 999 $16.17
1000+ Call for price