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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

90430SCS - 4 Inch 316 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The 90430SCS is a regular extension spring manufactured by Century Spring. It is made from 316 stainless steel and has a passivated finish. This spring has a wire diameter of 0.034 inches, an outside diameter of 0.25 inches, and a free length of 4 inches. It has an initial tension of 0.71 pound and a maximum deflection of 1.068 inches. The 90430SCS has a spring rate of 1.57 lbs/inch and a maximum load of 2.38 pound force. It is a left-wind spring with machine hook ends, making it suitable for various applications.

At Century Spring, we understand the importance of fast shipping and a reliable inventory. We pride ourselves on maintaining a significant stock of springs, including the 90430SCS, in our United States facility. This allows us to quickly fulfill orders and ensure that our customers receive the springs they need in a timely manner. With Century Spring, you can trust that you're getting high-quality springs backed by excellent service.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku 90430SCS
C) Part Type Standard
D) Material 316 Stainless Steel
E) Wire Diameter 0.034 in
F) Outside Diameter 0.25 in
G) Length 4 in
H) End Type Machine Hook
I) End Position Random
J) Rate 1.57 lbs/in
K) Initial Tension 0.71 lb
L) Sugg Max Deflection 1.068 in
N) Sugg Max Load 2.38 lbf
O) Finish Passivated
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku 90430SCS
C) Part Type Standard
D) Material 316 Stainless Steel
E) Wire Diameter 0.86 mm
F) Outside Diameter 6.35 mm
G) Length 101.6 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 0.27 N/mm
K) Initial Tension 0.32 kg
L) Sugg Max Deflection 27.13 mm
N) Sugg Max Load 10.59 N
O) Finish Passivated