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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.

157 DAYS

5986CS - 1.25 Inch 302/304 Stainless Steel Extension Springs

Inventory:           
Estimated Lead Time

The 5986CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a wire diameter of 0.041 inches. This spring has a free length of 1.25 inch and a maximum deflection of 1 inches. It has a spring rate of 5.3 lbs/inch and a maximum load of 6.5 pound force. The 5986CS is a left-wind spring with full loop ends. It is a reliable extension spring suitable for a variety of applications.

Century Spring offers fast shipping and maintains a significant stock inventory. Our products, including the 5986CS, are proudly made 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 5986CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 0.041 in
F) Outside Diameter 0.359 in
G) Length 1.25 in
H) End Type Full Loop
I) End Position Random
J) Rate 5.3 lbs/in
K) Initial Tension 1 lb
L) Sugg Max Deflection 1 in
L) Sugg Max Load 6.5 lbf
O) Finish None
Specs (in metric)
Label Value
A) Brand Century Spring
B) Sku 5986CS
C) Part Type Standard
D) Material 302/304 Stainless Steel
E) Wire Diameter 1.04 mm
F) Outside Diameter 9.12 mm
G) Length 31.75 mm
H) End Type Full Loop
I) End Position Random
J) Rate 0.93 N/mm
K) Initial Tension 0.45 kg
L) Sugg Max Deflection 25.4 mm
L) Sugg Max Load 28.91 N
O) Finish None