The ferrule "bites" into the tube to form a seal. No flaring or flanging is needed. EO-2 fittings employ elastomeric seals.
- Parker Ferulok (For Inch Tubing)
- Parker Intru-Lok (For Soft Tubing)
- Parker EO (For Metric Tubing)
- Parker EO-2 (For Metric Tubing)