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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

90321SCS - 0.63 Inch 316 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The 90321SCS 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 outer diameter of 0.188 inches, and a free length of 0.63 inches. It has an initial tension of 0.75 Pound and a maximum deflection of 0.054 inches. The 90321SCS has a spring rate of 44.4 lbs/inch and a maximum load of 3.15 Pound Force. It features machine hook ends and a left wind direction. This extension spring is suitable for various applications.

Century Spring offers fast shipping and maintains a significant stock inventory. We take pride in manufacturing our products, including the 90321SCS, right here 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.

Download CAD
Unit System
Specs (in standard)
Label Value
A) Brand Century Spring
B) Sku 90321SCS
C) Part Type Standard
D) Material 316 Stainless Steel
E) Wire Diameter 0.034 in
F) Outside Diameter 0.188 in
G) Length 0.63 in
H) End Type Machine Hook
I) End Position Random
J) Rate 44.4 lbs/in
K) Initial Tension 0.75 lb
L) Sugg Max Deflection 0.054 in
N) Sugg Max Load 3.15 lbf
O) Finish Passivated
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku 90321SCS
C) Part Type Standard
D) Material 316 Stainless Steel
E) Wire Diameter 0.86 mm
F) Outside Diameter 4.78 mm
G) Length 16 mm
H) End Type Machine Hook
I) End Position Random
J) Rate 7.77 N/mm
K) Initial Tension 0.34 kg
L) Sugg Max Deflection 1.37 mm
N) Sugg Max Load 14.01 N
O) Finish Passivated