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72918 - 3 Inch Music Wire Compression Spring

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

Compression spring manufactured from Music Wire with 7.63 coils and Closed & Ground ends. This spring features an O.D. of 1.687 Inch, and an I.D. of 1.251 Inch.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72918
Ends Closed & Ground
Finish None
Free Length 3 in
Inside Diameter 1.251 in
Material Music Wire
Outside Diameter 1.687 in
Part Type Standard
Rate 181 lbs/in
SKU 72918CS
Solid Length 1.66 in
Suggested Max Deflection 1.3 in
Suggested Max Load 242 lbf
Total Coils 7.63
Wire Diameter 0.218 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72918
Ends Closed & Ground
Finish None
Free Length 76.2 mm
Inside Diameter 31.78 mm
Material Music Wire
Outside Diameter 42.85 mm
Part Type Standard
Rate 31.69 N/mm
SKU 72918CS
Solid Length 42.16 mm
Suggested Max Deflection 33.02 mm
Suggested Max Load 1076.42 N
Total Coils 7.63
Wire Diameter 5.54 mm

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