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B4-70 - 0.38 Inch, 3.1 Inch Pounds 302/304 Stainless Steel Compression Spring

Inventory Status
Low Stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Regular compression spring in 302/304 Stainless Steel with 3 total coils and Closed ends. This spring features an O.D. of 0.656 Inch, an I.D. of 0.6 Inch, and a spring rate of 3.1 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name B4-70
Ends Closed
Finish None
Free Length 0.38 in
Inside Diameter 0.6 in
Material 302/304 Stainless Steel
Outside Diameter 0.656 in
Part Type Standard
Rate 3.1 lbs/in
SKU B4-70CS
Solid Length 0.11 in
Suggested Max Deflection 0.26 in
Suggested Max Load 0.82 lbf
Total Coils 3
Wire Diameter 0.028 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B4-70
Ends Closed
Finish None
Free Length 9.65 mm
Inside Diameter 15.24 mm
Material 302/304 Stainless Steel
Outside Diameter 16.66 mm
Part Type Standard
Rate 0.54 N/mm
SKU B4-70CS
Solid Length 2.79 mm
Suggested Max Deflection 6.6 mm
Suggested Max Load 3.65 N
Total Coils 3
Wire Diameter 0.71 mm

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