3917: Plastic tube, pipe, hose and fittings

391710: Sausage casings of hardened protein, cellulose 391721: Tube, pipe or hose, rigid, of polyethylene 391722: Tube, pipe or hose, rigid, of polypropylene 391723: Tube, pipe or hose, rigid, of polyvinyl chloride 391729: Plastic tube, pipe or hose, rigid, nes 391731: Plastic tube, pipe or hose, flexible, mbp > 27.6 MPa 391732: Flexible plastic tube/hose not reinforced, no fitting 391733: Flexible plastic tube/hose with fitting not reinforce 391739: Plastic tube, pipe or hose, flexible, nes 391740: Fittings for plastic tube, pipe or hose 3917: Plastic tube, pipe, hose and fittings