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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.

167 DAYS

B1-17CS - 1 Inch Music Wire Extension Springs

Inventory:           
Estimated Lead Time

The B1-17CS is a regular extension spring manufactured by Century Spring. It is made from Music Wire and features a gold iridite finish. This spring has a wire diameter of 0.021 inches, an outer diameter of 0.125 inches, and a free length of 1 inches. It has an initial tension of 0.7 Pound and a maximum load of 4 Pound Force. The B1-17CS is a left-wound spring with full-loop ends. It is a standard extension spring suitable for a wide range of applications.

At Century Spring, we understand the importance of fast shipping and maintaining a significant stock inventory. That's why we ensure that our customers receive their springs quickly and efficiently. Our products, including the B1-17CS, are proudly made in the United States, guaranteeing quality and reliability. With Century Spring, you can count on timely delivery and a wide selection of springs to meet your needs.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku B1-17CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.021 in
F) Outside Diameter 0.125 in
G) Length 1 in
H) End Type Full Loop
I) End Position Random
J) Rate 6.2 lbs/in
K) Initial Tension 0.7 lb
L) Sugg Max Deflection 0.54 in
L) Sugg Max Load 4 lbf
O) Finish Gold Iridite
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku B1-17CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.53 mm
F) Outside Diameter 3.18 mm
G) Length 25.4 mm
H) End Type Full Loop
I) End Position Random
J) Rate 1.09 N/mm
K) Initial Tension 0.32 kg
L) Sugg Max Deflection 13.72 mm
L) Sugg Max Load 17.79 N
O) Finish Gold Iridite