Tubes, pipes and hoses, of vulcanised rubber (other than hard rubber), with or without their fittings (e.g. joints, elbows, flanges)

400911 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, not reinforced or otherwise combined with other materials, without fittings 400912 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, not reinforced or otherwise combined with other materials, with fittings 400921 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, reinforced or otherwise combined only with metal, without fittings 400922 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, reinforced or otherwise combined only with metal, with fittings 400931 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, reinforced or otherwise combined only with textile materials, without fittings 400932 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, reinforced or otherwise combined only with textile materials, with fittings 400941 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, reinforced or otherwise combined with materials other than metal or textiles, without fittings 400942 Rubber; vulcanised (other than hard rubber), tubing, piping and hoses, reinforced or otherwise combined with materials other than metal or textiles, with fittings