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72318CS - 2.25" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 10.1 coils and closed & ground ends. This spring features an O.D. of 0.85", and an I.D. of 0.64".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72318
Ends Closed & Ground
Finish None
Free Length 2.25 in
Inside Diameter 0.64 in
Material Music Wire
Outside Diameter 0.85 in
Part Type Standard
Rate 52 lbs/in
SKU 72318CS
Solid Length 1.06 in
Suggested Max Deflection 1.2 in
Suggested Max Load 62 lbf
Total Coils 10.1
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72318
Ends Closed & Ground
Finish None
Free Length 57.15 mm
Inside Diameter 16.26 mm
Material Music Wire
Outside Diameter 21.59 mm
Part Type Standard
Rate 9.11 N/mm
SKU 72318CS
Solid Length 26.92 mm
Suggested Max Deflection 30.48 mm
Suggested Max Load 275.78 N
Total Coils 10.1
Wire Diameter 2.67 mm
The 72318CS compression spring is a meticulously engineered component designed for a wide range of industrial applications requiring reliable performance and durability. Crafted from premium 0.105" diameter music wire, the 72318 spring design exhibits reliable strength across its 10.1 active coils, withstanding repeated compression cycles with a maximum load of 62 lbf without succumbing to fatigue.

We manufacture the 72318 design to provide a compression spring that is 2.25" long at rest and provides a consistent rate of 52 lbs/in along its recommended maximum of 1.2" deflection. For best results, your application should fully accommodate the inner (0.64") and outer (0.85") diameters of this spring and be designed for its closed & ground end configuration.