7 Pumps being parts of machines, namely, motor mounted pumps, belt driven pumps, portable utility pumps, jet pumps, submersible pumps, grinder pumps, reciprocating pumps, non-clog pumps, centrifugal pumps, sump pumps, effluent pumps, high pressure industrial pumps, irrigation pumps, hydraulic pumps, vacuum pumps, positive displacement pumps, sewage pumps, piston pumps, roller pumps, diaphragm pumps, flexible impeller pumps, gear pumps, and spray pumps; pump impellers being parts of machinery; suction pumps being parts of machinery; windmill pumps; pumps for use with swimming pools, spas, hot tubs, water parks, and ponds, namely, centrifugal pumps, variable frequency drive pumps, and turbine pumps; water pumps for use with ponds, natural and man-made lakes, rivers, streams, waterfalls, water fountains, water gardens, and other water features; water pumps for use with fish hatcheries, hydroponics, and aquariums; water pumps for aeration equipment; water pumps for use in aquaculture; water pumps for irrigation; pump accessories, namely, strainers and shaft adapter kits comprised of a shaft adapter, keys and set screws, shaft couplings, pulsation dampeners, liquid injectors, and jet agitators, all being parts of machines; pump-tank units and systems consisting of pumps, tanks, filters, and tubing for use with swimming pools, spas, water softening equipment, water treatment equipment, reverse osmosis equipment, and water storage equipment; pressure switches and regulators, being parts of machinery; pumping machine parts, namely, nozzles and water outlets; machines and automatic apparatus for cleaning pools and spas; hydraulic controls for machines, motors, and engines being parts of machinery; power operated spray guns and parts therefor being parts of machinery, namely spray tips, strainers, fittings, foam makers, manual valves, electrically activated ball valves, and hydraulic and pneumatic sprayer controls; valves, namely, unloader valves, bypass/unloader valves, check valves, pressure reducing valves, and pressure limiting valves, all being parts of machines; gas engines not for land vehicles and replacement parts therefor; agricultural spraying equipment being parts of machinery, namely spray pumps, transfer pumps, tips, nozzle bodies, and chemical eductors for use in spraying pesticides and similar compositions; machines for cleaning surfaces using high pressure washers; brushless motors and motorized impellers for use with electronics and electrical equipment and hydraulic and pneumatic controls therefor; valves and valve adapters, being parts of machines; hydraulic and pneumatic actuators being parts of machinery; hydraulic and pneumatic actuator positioners and controllers being parts of machinery; dust and particle collection machinery; compressors, being parts of machines; air compressors; electric pump motors, being parts of machines; windmills; pool and spa vacuum cleaners, namely above-ground pool vacuum cleaners and automatic cleaning machines, automatic vacuum cleaners, robotic vacuum cleaners, suction pool cleaners, vacuum suction cleaners, and multifunction vacuum/skimmer attachments; vacuum heads for cleaning swimming pools; electric pumps for pressure side cleaners and water boosting applications for swimming pools, spas, water parks, ponds, and fountains; propulsive device, namely, a hydraulically-operated mechanism adapted for attachment to an automatic swimming pool cleaner to periodically reverse the direction of cleaner movement; power-operated lifts for use in assisting handicapped persons with entry into swimming pools; apparatus for water supply and sanitary purposes, namely, water supply pumps; automatic water systems for use in swimming pools and spas, each sold as a unit, comprising a pump, motor, tank and parts therefor; waterfall delivery system in the nature of a water pump for swimming pools, spas, fountains, and ponds; pumps, heaters, pipes, pipe fittings, and nozzles, sold as a unit, for use in swimming pool water circulation systems