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AA-21CS - 0.88" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 8 coils and closed ends. This spring features an O.D. of 0.25", and an I.D. of 0.22".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name AA-21
Ends Closed
Finish None
Free Length 0.88 in
Inside Diameter 0.22 in
Material 302/304 Stainless Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 0.81 lbs/in
SKU AA-21CS
Solid Length 0.14 in
Suggested Max Deflection 0.67 in
Suggested Max Load 0.54 lbf
Total Coils 8
Wire Diameter 0.015 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name AA-21
Ends Closed
Finish None
Free Length 22.35 mm
Inside Diameter 5.59 mm
Material 302/304 Stainless Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 0.14 N/mm
SKU AA-21CS
Solid Length 3.56 mm
Suggested Max Deflection 17.02 mm
Suggested Max Load 2.4 N
Total Coils 8
Wire Diameter 0.38 mm
The compression spring AA-21CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the AA-21 compression spring design exhibits exceptional tensile strength and resilience.

The AA-21 design is manufactured with a free length of 0.88", with an outer diameter of 0.25", an inner diameter of 0.22", and a total of 8 coils, expertly designed to deliver consistent compression characteristics including a rate of 0.81 lbs/in.

The AA-21CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring AA-21 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.