A barrel compression spring is chosen by end users over a generic compression custom spring mainly because it may reduce space, prevent buckling, and provide a multitude of shaped configurations to
better fit in any designs. At the same time, Barrel Shaped Compression Springs is a type of bulk compression springs used to produce linear force where the top and bottom outer diameter are smaller
than the center outer diameter.
Some terms associated with barrel springs include:
Total Coils (T/C)
Active Coils (A/C)
Free Length (FL)
Solid Height (LH)
Inner Diameter (ID)
Wire Diameter (WD)
Mean Diameter (MD)
Large Outer Diameter
Small Outer Diameter
Open Ends
Double Closed Ends
Closed and Ground Ends
Permanent Set
Endurance Limit
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