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100 YRS
167 DAYS

B3-30CS - 1.50 Inch Spring Steel Extension Springs

Inventory:           
Estimated Lead Time

The B3-30CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a zinc finish. This spring has a wire diameter of 0.055 inches, an outside diameter of 0.375 inches, and a free length of 1.5 inches. It has an initial tension of 4 Pound and a maximum deflection of 0.59 inches. The B3-30CS has a spring rate of 20 lbs/inch and a maximum load of 15 Pound Force. It features machine hooks on both ends. This regular extension spring is suitable for a variety of applications.

At Century Spring, we offer fast shipping and maintain a significant stock inventory. Our products, including the B3-30CS, are proudly 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.

Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku B3-30CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 0.055 in
F) Outside Diameter 0.375 in
G) Length 1.5 in
H) End Type Machine Hook
I) End Position Random
J) Rate 20 lbs/in
K) Initial Tension 4 lb
L) Sugg Max Deflection 0.59 in
L) Sugg Max Load 15 lbf
O) Finish Zinc
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku B3-30CS
C) Part Type Standard
D) Material Spring Steel
E) Wire Diameter 1.4 mm
F) Outside Diameter 9.53 mm
G) Length 38.1 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 3.5 N/mm
K) Initial Tension 1.81 kg
L) Sugg Max Deflection 14.99 mm
L) Sugg Max Load 66.72 N
O) Finish Zinc