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S-550 - 1.38 Inch 302/304 Stainless Steel Extension Spring

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Regular extension spring in 302/304 Stainless Steel. This spring features an O.D. of 0.312 Inch and an initial tension of 1 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-550
Ends Machine Hook
Finish None
Initial Tension 1 lb
Length 1.38 in
Material 302/304 Stainless Steel
Outside Diameter 0.312 in
Part Type Standard
Rate 7.4 lbs/in
SKU S-550CS
Sugg Max Deflection 0.84 in
Sugg Max Load 7.6 lbf
Wind Direction Left
Wire Diameter 0.041 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-550
Ends Machine Hook
Finish None
Initial Tension 0.45 kg
Length 35.05 mm
Material 302/304 Stainless Steel
Outside Diameter 7.92 mm
Part Type Standard
Rate 1.3 N/mm
SKU S-550CS
Sugg Max Deflection 21.34 mm
Sugg Max Load 33.8 N
Wind Direction Left
Wire Diameter 1.04 mm

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