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100 YRS

The Countdown to 100 Years of Century Spring!

Since 1927, Century Spring Corp has been the original industry-leading spring manufacturer for both stock and custom springs. Read about 100 Years of Century Spring here.

200 DAYS

B5-33CS - 3.25 Inch Spring Steel Extension Springs

Inventory:           
Estimated Lead Time

The B5-33CS is a regular extension spring manufactured by Century Spring. This spring is made from spring steel and has a wire diameter of 0.0625 inches. It has an outside diameter of 0.75 Inch and a free length of 3.25 inches. The B5-33CS has an initial tension of 1 Pound and a maximum deflection of 5.5 inches. It has a maximum load capacity of 10 Pound Force. This spring features a left wind direction and machine hook ends.

Century Spring is proud to offer fast shipping and maintain a significant stock inventory. Our products, including the B5-33CS, are made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku B5-33CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 0.0625 in
F) Outside Diameter 0.75 in
G) Length 3.25 in
H) End Type Machine Hook
I) End Position Random
J) Rate 1.7 lbs/in
K) Initial Tension 1 lb
L) Sugg Max Deflection 5.5 in
L) Sugg Max Load 10 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku B5-33CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 1.59 mm
F) Outside Diameter 19.05 mm
G) Length 82.55 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.3 N/mm
K) Initial Tension 0.45 kg
L) Sugg Max Deflection 139.7 mm
L) Sugg Max Load 44.48 N
O) Finish None