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640CS - 3.5 Inch High Carbon Steel Extension Spring
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Regular extension spring in High Carbon Steel. This spring features an O.D. of 0.437 Inch and an initial tension of 2 Pound.
| Label | Value |
|---|---|
| Brand | Century Spring |
| Display Name | 640 |
| Ends | Full Loop |
| Finish | Zinc |
| Initial Tension | 2 lb |
| Length | 3.5 in |
| Material | High Carbon Steel |
| Outside Diameter | 0.437 in |
| Part Type | Standard |
| Rate | 4 lbs/in |
| SKU | 640CS |
| Sugg Max Deflection | 2.5 in |
| Sugg Max Load | 12 lbf |
| Wind Direction | Left |
| Wire Diameter | 0.054 in |
| Label | Value |
|---|---|
| Brand | Century Spring |
| Display Name | 640 |
| Ends | Full Loop |
| Finish | Zinc |
| Initial Tension | 0.91 kg |
| Length | 88.9 mm |
| Material | High Carbon Steel |
| Outside Diameter | 11.1 mm |
| Part Type | Standard |
| Rate | 0.7 N/mm |
| SKU | 640CS |
| Sugg Max Deflection | 63.5 mm |
| Sugg Max Load | 53.38 N |
| Wind Direction | Left |
| Wire Diameter | 1.37 mm |
