Nuts and Ferrules

PEEK nuts with double ferrules

PEEK nuts

These fittings have VICI Jour double ferrules, which grip the tubing twice for added stability. For 1/16" OD tubing fittings with 10-32 threads.

PEEK nuts with single ferrules

PEEK nuts

Reuseable nuts and replaceable ferrules for 1/32", 1/16", and 1/8" OD tubing. These are generally suitable for pressures to 280 bar (4000 psi).

Nut, ferrule, and bushing for 1/4-28 connections

high pressure 1/4-28 fittings

This combination of PPS nut, PEEK ferrule, and stainless steel bushing allows a high pressure connection in a 1/4-28 flat-bottomed fitting detail.

High pressure PEEK ferrule

HT PEEK ferrules

Biocompatible 1/16" ferrules for high pressures make a good alternative to titanium ferrules in titanium valves.