This is our 90 degree 316 Stainless Steel Lock fitting for 3/8" OD 304 or 316 stainless steel tube with 1/4" female NPT threads on the other end.
They are a 4-piece fitting (no special tools for assembly) consisting of a back ferrule, front ferrule, nut and a body; the 2 ferrules seal tightly around the tube wall. They are compatible with other more expensive stainless Lok style fittings. Common sizes are listed other sizes available upon request.
Limited stock on hand please contact us for availability.