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Century Spring

72638SCS - 1" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 3.6 coils and closed & ground ends. This spring features an O.D. of 1.225", and an I.D. of 1.033".

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72638S
Ends Closed & Ground
Finish None
Free Length 1 in
Inside Diameter 1.033 in
Material 302/304 Stainless Steel
Outside Diameter 1.225 in
Part Type Standard
Rate 43 lbs/in
SKU 72638SCS
Solid Length 0.346 in
Suggested Max Deflection 0.504 in
Suggested Max Load 22 lbf
Total Coils 3.6
Wire Diameter 0.095 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72638S
Ends Closed & Ground
Finish None
Free Length 25.4 mm
Inside Diameter 26.24 mm
Material 302/304 Stainless Steel
Outside Diameter 31.12 mm
Part Type Standard
Rate 7.53 N/mm
SKU 72638SCS
Solid Length 8.79 mm
Suggested Max Deflection 12.8 mm
Suggested Max Load 97.86 N
Total Coils 3.6
Wire Diameter 2.41 mm
The 72638S compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality 302/304 stainless steel and designed with precision and durability in mind, this spring is an essential component for a variety of mechanical systems where reliable force and resilience are paramount.

The 72638SCS compression spring is designed with a free length of 1" total of 3.63 coils, and a rate of 50 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed & ground end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The 72638S spring design is ideal for use in industrial machinery, automotive systems, and various mechanical assemblies where reliable force application is crucial. Its robust construction and thoughtful design make it a dependable choice for engineers seeking a high-performance spring solution.

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