pumps, namely, centrifugal pumps and fluid transfer pumps for the transferring and dispensing of water, oil, fuel, and other liquids for storage, loading, lubrication, and transport; rotary gear pumps; lubricating pumps; oil pumps for the transferring and dispensing of oil and hydrocarbon based fluids for storage, loading, lubrication, and transport; fuel pumps for the transferring and dispensing of liquid fuel for storage, loading, lubrication, and transport