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Century Spring

5621CS - 4.38 Inch Spring Steel Extension Spring

Inventory Status
Estimated Lead Time

Regular extension spring in Spring Steel. This spring features an O.D. of 0.42 Inch and an initial tension of 0.4 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 5621
Ends Full Loop
Finish Zinc
Initial Tension 0.4 lb
Length 4.38 in
Material Spring Steel
Outside Diameter 0.42 in
Part Type Standard
Rate 0.35 lbs/in
SKU 5621CS
Sugg Max Deflection 9.1 in
Sugg Max Load 3.6 lbf
Wind Direction Left
Wire Diameter 0.035 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 5621
Ends Full Loop
Finish Zinc
Initial Tension 0.18 kg
Length 111.25 mm
Material Spring Steel
Outside Diameter 10.67 mm
Part Type Standard
Rate 0.06 N/mm
SKU 5621CS
Sugg Max Deflection 231.14 mm
Sugg Max Load 16.01 N
Wind Direction Left
Wire Diameter 0.89 mm

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