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100 YRS
167 DAYS

N-303CS - 0.56 Inch Music Wire Extension Springs

Inventory:           
Estimated Lead Time

The N-303CS is a regular extension spring manufactured by Century Spring. It is made from Music Wire and has no finish. This spring has a wire diameter of 0.015 inches, an outer diameter of 0.172 inches, and a free length of 0.56 inches. It has an initial tension of 0.08 Pound and a maximum deflection of 1.1 inches. The N-303CS has a spring rate of 0.85 lbs/inch and can handle a maximum load of 1 Pound Force. It has machine hook ends and is suitable for various extension spring applications.

Century Spring offers fast shipping and maintains a significant stock inventory. We are proud to manufacture our springs in the United States. With our efficient 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 N-303CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.015 in
F) Outside Diameter 0.172 in
G) Length 0.56 in
H) End Type Machine Hook
I) End Position Random
J) Rate 0.85 lbs/in
K) Initial Tension 0.08 lb
L) Sugg Max Deflection 1.1 in
L) Sugg Max Load 1 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku N-303CS
C) Part Type Standard
D) Material Music Wire
E) Wire Diameter 0.38 mm
F) Outside Diameter 4.37 mm
G) Length 14.22 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.15 N/mm
K) Initial Tension 0.04 kg
L) Sugg Max Deflection 27.94 mm
L) Sugg Max Load 4.45 N
O) Finish None