PARKER Compression Fitting Adapter: 1/4 in OD x 1/8 in Pipe size, 1/8-27 Thread Size

The PARKER Ferulok compression fitting adapter (MPN 4 FBU-SS) connects 1/4 in OD stainless steel tubing to a 1/8 in pipe port with a 1/8-27 thread. It is used in hydraulic and pneumatic systems where a leak-proof, flareless bite-type seal is required, common in industrial fluid power applications.

The PARKER 4 FBU-SS is a Ferulok series flareless bite-type stainless steel compression fitting adapter. It has a 1/4 in OD tube size, 1/8 in pipe size, and a 1/8-27 thread. The manufacturer part number is 4 FBU-SS, and it is designed for high-pressure fluid systems.

3G Electric supplies PARKER compression fittings like the Ferulok 4 FBU-SS adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source across 14 departments and back every order with specialist expertise in fluid controls.

To install a PARKER Ferulok fitting, insert the tube into the fitting until it bottoms out, then tighten the nut by hand. Use a wrench to tighten an additional 1/4 to 1/2 turn, depending on tube size. The bite-type ferrule grips the tube to create a leak-proof seal. Always follow PARKER's published torque specifications.