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Century Spring

633CS - 3.5 Inch High Carbon Steel Extension Spring

Inventory Status
Estimated Lead Time

Regular extension spring in High Carbon Steel. This spring features an O.D. of 0.75 Inch and an initial tension of 34 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 633
Ends Machine Hook
Finish Zinc
Initial Tension 34 lb
Length 3.5 in
Material High Carbon Steel
Outside Diameter 0.75 in
Part Type Standard
Rate 107 lbs/in
SKU 633CS
Sugg Max Deflection 0.68 in
Sugg Max Load 107 lbf
Wind Direction Left
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 633
Ends Machine Hook
Finish Zinc
Initial Tension 15.42 kg
Length 88.9 mm
Material High Carbon Steel
Outside Diameter 19.05 mm
Part Type Standard
Rate 18.74 N/mm
SKU 633CS
Sugg Max Deflection 17.27 mm
Sugg Max Load 475.94 N
Wind Direction Left
Wire Diameter 3.43 mm

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