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72970 - 4 Inch Music Wire Compression Spring

Inventory Status
Limited Availability

Compression spring manufactured from Music Wire with 7.88 coils and Closed & Ground ends. This spring features an O.D. of 1.937 Inch, and an I.D. of 1.583 Inch.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72970
Ends Closed & Ground
Finish None
Free Length 4 in
Inside Diameter 1.583 in
Material Music Wire
Outside Diameter 1.937 in
Part Type Standard
Rate 44 lbs/in
SKU 72970CS
Solid Length 1.39 in
Suggested Max Deflection 2.6 in
Suggested Max Load 115 lbf
Total Coils 7.88
Wire Diameter 0.177 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72970
Ends Closed & Ground
Finish None
Free Length 101.6 mm
Inside Diameter 40.21 mm
Material Music Wire
Outside Diameter 49.2 mm
Part Type Standard
Rate 7.7 N/mm
SKU 72970CS
Solid Length 35.31 mm
Suggested Max Deflection 66.04 mm
Suggested Max Load 511.52 N
Total Coils 7.88
Wire Diameter 4.5 mm

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