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81CS - 3.25 Inch High Carbon Steel Extension Spring

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Regular extension spring in High Carbon Steel. This spring features an O.D. of 0.562 Inch and an initial tension of 0.7 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 81
Ends Machine Hook
Finish Zinc
Initial Tension 0.7 lb
Length 3.25 in
Material High Carbon Steel
Outside Diameter 0.562 in
Part Type Standard
Rate 0.99 lbs/in
SKU 81CS
Sugg Max Deflection 5.8 in
Sugg Max Load 6.5 lbf
Wire Diameter 0.047 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 81
Ends Machine Hook
Finish Zinc
Initial Tension 0.32 kg
Length 82.55 mm
Material High Carbon Steel
Outside Diameter 14.27 mm
Part Type Standard
Rate 0.17 N/mm
SKU 81CS
Sugg Max Deflection 147.32 mm
Sugg Max Load 28.91 N
Wire Diameter 1.19 mm

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