Collection: Flangeless Fittings for Hard Tubing

Premium Flangeless Fittings – composed of nut and ferrule for secure hard tubing connections. Straight-thread design requires no tools, offering cost-effective durability. Excellent sealing with no loosening, made from non-toxic, odorless premium materials (no black spots or burrs). 360° smooth rotation, precise dimensions, full specifications. Perfect for HPLC, chromatography, and fluid systems.