The Delonghi 5513219851 Fully Automatic Espresso Machine Tube PTFE L335 with Nut, Bush, and Insert! This high-quality replacement part is designed to ensure your espresso machine functions flawlessly. The PTFE tube, measuring L335, is crafted to precision to guarantee optimal performance. The accompanying nut, bush, and insert are essential components that work in harmony to maintain the efficiency of your machine. Trust this genuine Delonghi part to keep your espresso machine running smoothly and enjoy delicious coffee with every brew.