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73012 - 4 Inch, 169 Inch Pounds 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 8.88 coils and Closed & Ground ends. This spring features an O.D. of 1.937 Inch, an I.D. of 1.437 Inch, and a spring rate of 169 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name 73012
Ends Closed & Ground
Finish None
Free Length 4 in
Inside Diameter 1.437 in
Material Music Wire
Outside Diameter 1.937 in
Part Type Standard
Rate 169 lbs/in
SKU 73012CS
Solid Length 2.22 in
Suggested Max Deflection 1.8 in
Suggested Max Load 302 lbf
Total Coils 8.88
Wire Diameter 0.25 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 73012
Ends Closed & Ground
Finish None
Free Length 101.6 mm
Inside Diameter 36.5 mm
Material Music Wire
Outside Diameter 49.2 mm
Part Type Standard
Rate 29.59 N/mm
SKU 73012CS
Solid Length 56.39 mm
Suggested Max Deflection 45.72 mm
Suggested Max Load 1343.3 N
Total Coils 8.88
Wire Diameter 6.35 mm

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