3-16 Outer Diameter
3/16" (0.1875) Inch Outer Diameter Standard Extension Springs
Definition of 3/16" Outer Diameter Extension Springs:
A 3/16" (three sixteenths of an inch) outer diameter extension spring has an outer diameter of 0.1875 inches and is widely used in applications that require a balance between compact size and strong tension. These springs are ideal for small mechanical devices, precision assemblies, and instruments needing consistent stretch and recovery.
At The Spring Store by Acxess Spring, we offer an extensive selection of 3/16" OD extension springs available in various lengths, wire diameters, and initial tensions to meet your exact specifications.
How To Measure Your 3/16" Inner Diameter Stock Extension Spring




Your 3/16" (three sixteenths of an inch) extension spring’s outer diameter is a crucial factor in ensuring proper fit and tension strength in your application. A 3/16" OD extension spring is versatile enough for mid-range force applications while remaining compact.
The 3/16" (0.1875) outer diameter extension springs in our catalog are offered in several variations including wire size, coil count, body length, and hook configuration. These properties define the spring’s load-bearing capability and overall travel distance.
All our 3/16" OD stock extension springs are produced using 302 stainless steel (ASTM A 313) or music wire (ASTM A 228) to ensure top-tier strength, performance, 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