S-643

S-643

Regular extension spring in 302/304 Stainless Steel. This spring features an O.D. of 0.625 Inch, an initial tension of 11 Pound, and a spring rate of 24 Pound Force per Inch.

Current variant: S-643CS. Navigate to a different variant:
Diagram of extension spring with measurements
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-643
Ends Machine Hook
Finish None
Initial Tension 11 lb
Length 3.69 in
Material 302/304 Stainless Steel
Outside Diameter 0.625 in
Part Type Standard
Rate 24 lbf/in
Sugg Max Deflection 1.3 in
Sugg Max Load 42 lbf
Wind Direction Left
Wire Diameter 0.095 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-643
Ends Machine Hook
Finish None
Initial Tension 4.99 kg
Length 93.73 mm
Material 302/304 Stainless Steel
Outside Diameter 15.88 mm
Part Type Standard
Rate 4.2 N/mm
Sugg Max Deflection 33.02 mm
Sugg Max Load 186.82 N
Wind Direction Left
Wire Diameter 2.41 mm

Inventory Status

In-stock

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Quantity Price
1 - 49 $10.88
50 - 149 $10.34
150 - 299 $9.80
300 - 499 $9.25
500 - 749 $8.16
750 - 999 $7.08
1000+ Call for price