This browser is no longer supported. Upgrade to Microsoft Edge or switch to a supported browser, like Chrome, Safari, or Firefox, to explore the MW Components website.

We're sorry for the inconvenience.

D-1240CS - 4.50 Inch Chrome Alloy Die Springs

Inventory:           
Estimated Lead Time

The D-1240CS is a medium duty compression spring manufactured by Century Spring. This chrome alloy spring has a free length of 4.5 inches and a wire diameter of 0.218 inches. It has a deflection for average life of 0.9 inches and an average life deflection force of 137 pounds. The D-1240CS has a maximum deflection of 1.67 inches and a maximum deflection force of 253 pounds. With a rate of 152 lbs/inch, this spring is designed for reliable performance in various applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the D-1240CS, are made in the United States. This ensures that our customers can count on receiving high-quality springs quickly for their projects. With Century Spring, you can trust that you'll have the springs you need, when you need them.

Unit System
Specs (in standard)
Label Value
Average Life Deflection Force 137 lb
Brand Century Spring
Deflection For Average Life 0.9 in
Deflection For Long Life 1.13 in
Duty Load Medium
Finish None
Finish Color Red
Free Length 4.5 in
Hole Size 1 in
Long Life Deflection Force 171 lb
Material Chrome Alloy
Maximum Deflection 1.67 in
Maximum Deflection Force 253 lb
Measurement Units Standard
Rate 152 lbs/in
Rod Size 0.5 in
SKU D-1240CS
Wire Diameter 0.218 in x 0.115 in
Specs (in metric)
Label Value
Average Life Deflection Force 62.13 kg
Brand Century Spring
Deflection For Average Life 22.86 mm
Deflection For Long Life 28.7 mm
Duty Load Medium
Finish None
Finish Color Red
Free Length 114.3 mm
Hole Size 25.4 mm
Long Life Deflection Force 77.55 kg
Material Chrome Alloy
Maximum Deflection 42.42 mm
Maximum Deflection Force 114.74 kg
Measurement Units Standard
Rate 17173.69 N/mm
Rod Size 12.7 mm
SKU D-1240CS
Wire Diameter 5.54 mm x 2.92 mm