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72737S - 4 Inch, 66 Inch Pounds 302/304 Stainless Steel Compression Spring

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

Compression spring manufactured from 302/304 Stainless Steel with 12.6 coils and Closed & Ground ends. This spring features an O.D. of 1.225 Inch, an I.D. of 0.901 Inch, and a spring rate of 66 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72737S
Ends Closed & Ground
Finish None
Free Length 4 in
Inside Diameter 0.901 in
Material 302/304 Stainless Steel
Outside Diameter 1.225 in
Part Type Standard
Rate 66 lbs/in
SKU 72737SCS
Solid Length 2.05 in
Suggested Max Deflection 1.4 in
Suggested Max Load 91 lbf
Total Coils 12.6
Wire Diameter 0.162 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72737S
Ends Closed & Ground
Finish None
Free Length 101.6 mm
Inside Diameter 22.89 mm
Material 302/304 Stainless Steel
Outside Diameter 31.12 mm
Part Type Standard
Rate 11.56 N/mm
SKU 72737SCS
Solid Length 52.07 mm
Suggested Max Deflection 35.56 mm
Suggested Max Load 404.77 N
Total Coils 12.6
Wire Diameter 4.11 mm

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