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Century Spring

91CS - 4 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 0.562 Inch and an initial tension of 0.88 Pound.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 91
Ends Machine Hook
Finish Zinc
Initial Tension 0.88 lb
Length 4 in
Material High Carbon Steel
Outside Diameter 0.562 in
Part Type Standard
Rate 0.76 lbs/in
SKU 91CS
Sugg Max Deflection 7.6 in
Sugg Max Load 6.5 lbf
Wind Direction Left
Wire Diameter 0.047 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 91
Ends Machine Hook
Finish Zinc
Initial Tension 0.4 kg
Length 101.6 mm
Material High Carbon Steel
Outside Diameter 14.27 mm
Part Type Standard
Rate 0.13 N/mm
SKU 91CS
Sugg Max Deflection 193.04 mm
Sugg Max Load 28.91 N
Wind Direction Left
Wire Diameter 1.19 mm

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