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M-73CS - 1.13 Inch Spring Steel Extension Springs

Inventory Status
Estimated Lead Time

The M-73CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a natural finish. This spring has a wire diameter of 0.039 inches, an outside diameter of 0.25 inches, and a free length of 1.13 inches. It has an initial tension of 2 Pound and a maximum deflection of 0.38 inches. The M-73CS has a spring rate of 18 lbs/inch and can withstand a maximum load of 8.8 Pound Force. It features machine hooks on both ends. This regular extension spring is suitable for a variety of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we offer quick shipping options for our customers. Additionally, our substantial stock inventory ensures that we have a wide range of springs, including the M-73CS, readily available for immediate shipment. As an American company, we are committed to manufacturing our products in the United States. When you choose Century Spring, you can trust that you are getting quality springs with fast shipping and the convenience of a significant stock inventory.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 2 lb
Length 1.13 in
Material Spring Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 18 lbs/in
SKU M-73CS
Sugg Max Deflection 0.38 in
Sugg Max Load 8.8 lbf
Wind Direction Left
Wire Diameter 0.039 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.91 kg
Length 28.7 mm
Material Spring Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 3.15 N/mm
SKU M-73CS
Sugg Max Deflection 9.65 mm
Sugg Max Load 39.14 N
Wind Direction Left
Wire Diameter 0.99 mm