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B1-38CS - 1.75 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The B1-38CS is a regular extension spring manufactured by Century Spring. This spring is made from 302/304 stainless steel and has a wire diameter of 0.041 inches. It has a free length of 1.75 inches and an outside diameter of 0.359 inches. The B1-38CS has an initial tension of 1 pound and a maximum deflection of 1.4 inches. It has a rate of 4 lbs/inch and can withstand a maximum load of 6.5 pound force. This spring features full loop ends and is suitable for various extension spring applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the B1-38CS, are made in the United States. With our efficient shipping process and ample supply, we ensure that customers can quickly receive the high-quality springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 1 lb
Length 1.75 in
Material 302/304 Stainless Steel
Outside Diameter 0.359 in
Part Type Standard
Rate 4 lbs/in
SKU B1-38CS
Sugg Max Deflection 1.4 in
Sugg Max Load 6.5 lbf
Wind Direction Left
Wire Diameter 0.041 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.45 kg
Length 44.45 mm
Material 302/304 Stainless Steel
Outside Diameter 9.12 mm
Part Type Standard
Rate 0.7 N/mm
SKU B1-38CS
Sugg Max Deflection 35.56 mm
Sugg Max Load 28.91 N
Wind Direction Left
Wire Diameter 1.04 mm