Our Flangeless PEEK Fittings are designed to include both a nut and ferrule for your convenience. Flangeless fitting are dependable, easy to use and easy to replace. Manufactured with biocompatible PEEK it offers excellent chemical resistance. It has a 1/4 Flat-Bottom port configuration and is for 1/16″ OD tubing. Our Fitting System comes with a P-200 ferrule. Brochure