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S-621 - 3.22 Inch 302/304 Stainless Steel Extension Spring

Inventory Status
Low 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 0.375 Inch and an initial tension of 3 Pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-621
Ends Machine Hook
Finish None
Initial Tension 3 lb
Length 3.22 in
Material 302/304 Stainless Steel
Outside Diameter 0.375 in
Part Type Standard
Rate 7 lbs/in
SKU S-621CS
Sugg Max Deflection 1.6 in
Sugg Max Load 15 lbf
Wind Direction Left
Wire Diameter 0.055 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-621
Ends Machine Hook
Finish None
Initial Tension 1.36 kg
Length 81.79 mm
Material 302/304 Stainless Steel
Outside Diameter 9.53 mm
Part Type Standard
Rate 1.23 N/mm
SKU S-621CS
Sugg Max Deflection 40.64 mm
Sugg Max Load 66.72 N
Wind Direction Left
Wire Diameter 1.4 mm

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