6150-01-630-8313

4720-20-007-3822 4720200073822 200073822 is an item of varying tubular shapes molded or extruded from nonmetallic material. it includes flat form plastic tubing designed to be expanded for use and rubber tubing designed to be fabricated into sealing and/or cushioning devices. excludes hose, nonmetallic and tube (as modified).

4720-20-007-3878 4720200073878 200073878 is an item of varying tubular shapes molded or extruded from nonmetallic material. it includes flat form plastic tubing designed to be expanded for use and rubber tubing designed to be fabricated into sealing and/or cushioning devices. excludes hose, nonmetallic and tube (as modified).

4720-21-568-0048 4720215680048 215680048 is a length of nonmetallic hose with fittings on one or both ends. for items without fittings, see hose, nonmetallic. excludes hose assembly, air duct; and hose assembly, air duct, air breathing.

4130-01-300-1276 4130013001276 013001276 is a replaceable device designed to remove dust, pollen or other foreign matter from the air passing through it. the removal of particles is accomplished by porous fibrous or shredded material (metallic or nonmetallic) which is loosely woven or matted and confined in a frame or retained between perforated sheets of firmer material. it is designed to fit into air conditioners, ventilation systems and hot air furnaces. it may have facilities for radio frequency/electromagnetic interference shielding. the filter may be cleaned by the use of compressed air, blown through the filter element, or by using water and a suitable detergent for cleaning purposes which would extend the life of the filter.

4720-21-882-5053 4720218825053 218825053 is a length of nonmetallic hose with fittings on one or both ends. for items without fittings, see hose, nonmetallic. excludes hose assembly, air duct; and hose assembly, air duct, air breathing.