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100 YRS
167 DAYS

B5-57CS - 3.28 Inch Spring Steel Extension Springs

Inventory:           
Estimated Lead Time

The B5-57CS is an extension spring manufactured by Century Spring. It is made from spring steel and has a machine hook on both ends. This spring has a free length of 3.28 inches and an outside diameter of 1 inches. It has an initial tension of 0.7 pounds and a maximum deflection of 9.6 inches. The B5-57CS has a maximum load capacity of 7.8 pounds and a spring rate of 0.75 lbs/inch. It has a wire diameter of 0.0625 inch and a shipping weight of 0.097 pound. This left-wound spring is suitable for various applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our springs, including the B5-57CS, are proudly made in the United States. With our efficient shipping process and ample supply, Century Spring ensures that customers can quickly receive the high-quality springs they need for their projects.

Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku B5-57CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 0.0625 in
F) Outside Diameter 1 in
G) Length 3.28 in
H) End Type Machine Hook
I) End Position Random
J) Rate 0.75 lbs/in
K) Initial Tension 0.7 lb
L) Sugg Max Deflection 9.6 in
L) Sugg Max Load 7.8 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku B5-57CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 1.59 mm
F) Outside Diameter 25.4 mm
G) Length 83.31 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.13 N/mm
K) Initial Tension 0.32 kg
L) Sugg Max Deflection 243.84 mm
L) Sugg Max Load 34.69 N
O) Finish None