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73121 - 4 Inch, 226 Inch Pounds Oil Tempered Compression Spring

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

Compression spring manufactured from Oil Tempered with 6.5 coils and Closed & Ground ends. This spring features an O.D. of 2.687 Inch, an I.D. of 2.063 Inch, and a spring rate of 226 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 73121
Ends Closed & Ground
Finish None
Free Length 4 in
Inside Diameter 2.063 in
Material Oil Tempered
Outside Diameter 2.687 in
Part Type Standard
Rate 226 lbs/in
SKU 73121CS
Solid Length 2.03 in
Suggested Max Deflection 1.4 in
Suggested Max Load 327 lbf
Total Coils 6.5
Wire Diameter 0.312 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 73121
Ends Closed & Ground
Finish None
Free Length 101.6 mm
Inside Diameter 52.4 mm
Material Oil Tempered
Outside Diameter 68.25 mm
Part Type Standard
Rate 39.57 N/mm
SKU 73121CS
Solid Length 51.56 mm
Suggested Max Deflection 35.56 mm
Suggested Max Load 1454.5 N
Total Coils 6.5
Wire Diameter 7.92 mm

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