4920-14-517-6048

5340-14-568-5591 5340145685591 145685591 is a metal frame enclosing a metal core which is constructed of perforated sheet metal, bars, core material, or the like. it is used to form an openwork barrier or screen to allow the passage of a maximum quantity of air and/or light, but excluding the passage of foreign objects. excludes guard, fan impeller.

4820-14-530-7223 4820145307223 145307223 is a valve designed to control the flow of a fluid by the rotation of a ported plug or plug sector within a suitable ported seat. the plug requires lubrication for ease of operation or contains a bonded composition seal(s). see also valve, seatless and cock, plug.

5330-14-564-9053 5330145649053 145649053 is a circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. it is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. excludes packing, preformed; ring, piston; and seal ring, metal.

4820-14-530-7218 4820145307218 145307218 is a valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. it is designed for use with compressed gas(es) and various liquids and may include gauges. it may be inline or cartridge (manifold) design. excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

5340-14-568-5590 5340145685590 145685590 is a wheel which is cast or molded from a material other than metal. it may have a tread but does not have facilities to mount a tire or a rim. for items which have facilities to mount a tire or a rim see wheel, pneumatic tire; and wheel, metal tire.