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72721 - 2.25 Inch Music Wire Compression Spring

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

Compression spring manufactured from Music Wire with 7.38 coils and Closed & Ground ends. This spring features an O.D. of 1.225 Inch, and an I.D. of 0.913 Inch.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72721
Ends Closed & Ground
Finish None
Free Length 2.25 in
Inside Diameter 0.913 in
Material Music Wire
Outside Diameter 1.225 in
Part Type Standard
Rate 130 lbs/in
SKU 72721CS
Solid Length 1.15 in
Suggested Max Deflection 0.99 in
Suggested Max Load 128 lbf
Total Coils 7.38
Wire Diameter 0.156 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72721
Ends Closed & Ground
Finish None
Free Length 57.15 mm
Inside Diameter 23.19 mm
Material Music Wire
Outside Diameter 31.12 mm
Part Type Standard
Rate 22.76 N/mm
SKU 72721CS
Solid Length 29.21 mm
Suggested Max Deflection 25.15 mm
Suggested Max Load 569.34 N
Total Coils 7.38
Wire Diameter 3.96 mm