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100 YRS
167 DAYS

M-137CS - 0.47 Inch Music Wire Extension Springs

Inventory:           
Estimated Lead Time

The M-137CS is a regular extension spring manufactured by Century Spring. It is made from high-quality music wire and has a clean, unfinished appearance. This spring has a wire diameter of 0.017 inches, an outer diameter of 0.125 inches, and a free length of 0.47 inches. It has an initial tension of 0.3 Pound and a maximum deflection of 0.3 inches. With a maximum load capacity of 2.1 Pound Force, this extension spring is suitable for a variety of applications. Its full loop ends ensure secure attachment and reliable performance.

At Century Spring, we understand the importance of fast shipping and maintaining a substantial stock inventory. We take pride in manufacturing our springs in the United States, ensuring top-quality craftsmanship and supporting local businesses. With our efficient shipping processes and ample supply, we strive to provide our customers with the springs they need promptly. Choose Century Spring for reliable service and a wide range of high-quality springs, including the M-137CS.

Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku M-137CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.017 in
F) Outside Diameter 0.125 in
G) Length 0.47 in
H) End Type Full Loop
I) End Position Random
J) Rate 6.1 lbs/in
K) Initial Tension 0.3 lb
L) Sugg Max Deflection 0.3 in
L) Sugg Max Load 2.1 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku M-137CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.43 mm
F) Outside Diameter 3.18 mm
G) Length 11.94 mm
H) End Type Full Loop
I) End Position Random
J) Rate 1.07 N/mm
K) Initial Tension 0.14 kg
L) Sugg Max Deflection 7.62 mm
L) Sugg Max Load 9.34 N
O) Finish None