25-64 Outer Diameter
25/64" (0.390625) Inch Outer Diameter Standard Compression Springs
Definition of 25/64" Outer Diameter Compression Springs:
A 25/64" (twenty-five sixty-fourths of an inch) outer diameter compression spring has an outer diameter of 0.390625 inches. This spring size is used in compact mechanical applications where moderate force and precise fit are important, such as in triggers, control buttons, small valves, and instrumentation.
At The Spring Store by Acxess Spring, we offer a wide range of 25/64" OD compression springs with various configurations in spring rate, wire diameter, free length, and total coils to meet your exact engineering needs.
How To Measure Your 24/64" Inner Diameter Stock Compression Spring




Your 25/64" (twenty-five sixty-fourths of an inch) compression spring’s outer diameter is essential for determining its compatibility with your housing or shaft, as well as its load-carrying capabilities. A 25/64" OD compression spring is commonly found in medium-force applications requiring accuracy and compact dimensions.
The 25/64" (0.390625) OD compression springs in our catalog come in different wire sizes, coil counts, free lengths, and spring rates—offering the versatility to support various mechanical applications.
All our 25/64" OD compression springs are made from high-quality 302 stainless steel (ASTM A 313) or music wire (ASTM A 228) to ensure optimal performance, long life, and corrosion resistance.
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Price Part Number Image Ship typeOutside Diameter
Ship type
Inside Diameter
Outside Diameter
Free Length
Inside Diameter
Rate
Free Length
Max. Deflection
Spring rate or spring constant: The amout of force required to move the spring 1 inch of distance or in millimeters the amount of force required to move the spring 1 millimeter of distance.
Max. Load
Max. Deflection
Solid Height
The maximum amount of force or load you can place on this spring. If you put more force than this you will distort or fatigue the spring.
Wire Diameter
Solid Height
Total Coils
Wire Diameter
Material Type
Total Coils
End Type
Material Type
End Type