Brass Cap Fittings are commonly used to secure Teflon Tube onto Bowden style hot ends for 3D Printers. These are suitable for PU/Nylon and Polyurethane tubes of 4mm Outside Diameter and include a M10 Outer Thread. The blue collar locks the tube into position, preventing the tube from withdrawing.
Tube Outside Diameter: 4mmOuter Thread: M10
PC: thread straight through
Negative Pressure: -750mmhg (10Torr)
Operating Temperature Range: 0~60 degree Celsius
Suitable Tube Material: PU/Nylon and Polyurethane