Commercial Aerospace Oxygen Systems Potable Water Pressure Regulator HomeOxygen SystemsCommercial Aerospace Oxy... Potable Water Pressure Regulator The Cobham 1552 Series Potable Water Pressure Regulator was designed and developed to pressurize potable water systems on commercial aircraft. Home Capabilities Customers Suppliers Careers News About Commercial Aerospace Oxygen Systems Product Contacts USA Cobham Mission Systems, Orchard Park, USA 10 Cobham Drive, Orchard Park, New York, USA 14127. Tel +1 716 662 0006 Fax +1 716 662 0747 Cobham Mission Systems Orchard Park Inc. View location Contact office