Our extensive catalog of products features fittings, tubes, hose, and other components to match your specifications. The front ferrule does not force the body to expand, which allows the nut to be backed off easily for disassembly and repeated use.Ĭhoose Polyconn for the Best Stainless Steel Compression Fittings Polyconn is the go-to stainless compression fitting supplier for OEMs, MROs, and distributors, and we are ready to support your pneumatic needs. During assembly, the back ferrule moves in such a controlled manner that the tubing is not overstressed, and the tubing ID is not excessively reduced, resulting in safe operations under high pressure or vibration. When the nut is tightened, the back and front ferrules move axially, preventing any torque transfer from the fitting to the tubing while maintaining the mechanical properties of the tubing. The two-ferrule design compensates for any tolerances in tube OD, wall thickness, and material hardness to ensure outstanding leak-tight connections. How Stainless Steel Tube Compression Fittings WorkĮach fitting consists of four parts: body, front ferrule, back ferrule, and nut. Call 76 if you require a specialty compression fitting not listed in our catalog.
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