7 Pumps, and parts and fittings therefor; fluid pumps, and parts and fittings therefore; peristaltic pumps, and parts and fittings therefore; valves being parts of machines; valves being parts of machines for chemical solution machines; valves being parts of machines, namely, pressure regulating valves for chemical solution machines; valves being parts of machines, namely, for mixing chemical solution machines; flow control valves, as parts of machines, for chemical solution machines