4720-33-211-3447

9310-00-061-6479 9310000616479 000616479 is a paper product in which stiffness is an important characteristic. excludes railroad board.

4710-01-061-6479 4710010616479 010616479 is a length of tubing, straight, or prebent to a predetermined angle, with added component(s) that forms an end connection on one or both ends. for flexible tube assemblies, see hose assembly (as modified). for items having perforations in the tubing or attachments, see tube assembly, fire extinguishing system. excludes items having integral preformed or plain ends, tube, bent (as modified), and items which are branched or forked.