The Double Ferrule Tube Union 10 mm is a high-pressure double ferrule compression tube union for connecting two lengths of 10 mm OD stainless steel tubing in process piping on distillation and extraction systems. The double ferrule design creates a robust, leak-free joint capable of withstanding vacuum, pressure, and thermal cycling. Compatible with Swagelok and equivalent double-ferrule fittings used throughout VTA, UIC, and related laboratory processing equipment. Sold individually.