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72297CS - 1" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 4.75 coils and closed & ground ends. This spring features an O.D. of 0.85", and an I.D. of 0.65".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72297
Ends Closed & Ground
Finish None
Free Length 1 in
Inside Diameter 0.65 in
Material Music Wire
Outside Diameter 0.85 in
Part Type Standard
Rate 125 lbs/in
SKU 72297CS
Solid Length 0.48 in
Suggested Max Deflection 0.43 in
Suggested Max Load 53 lbf
Total Coils 4.75
Wire Diameter 0.1 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72297
Ends Closed & Ground
Finish None
Free Length 25.4 mm
Inside Diameter 16.51 mm
Material Music Wire
Outside Diameter 21.59 mm
Part Type Standard
Rate 21.89 N/mm
SKU 72297CS
Solid Length 12.19 mm
Suggested Max Deflection 10.92 mm
Suggested Max Load 235.74 N
Total Coils 4.75
Wire Diameter 2.54 mm
The 72297CS compression spring is a meticulously engineered component designed for a wide range of industrial applications requiring reliable performance and durability. Crafted from premium 0.1" diameter music wire, the 72297 spring design exhibits reliable strength across its 4.75 active coils, withstanding repeated compression cycles with a maximum load of 53 lbf without succumbing to fatigue.

We manufacture the 72297 design to provide a compression spring that is 1" long at rest and provides a consistent rate of 125 lbs/in along its recommended maximum of 0.43" deflection. For best results, your application should fully accommodate the inner (0.65") and outer (0.85") diameters of this spring and be designed for its closed & ground end configuration.