Military Aerospace Oxygen Systems OC1132 OBOGS HomeOxygen SystemsMilitary Aerospace Oxyge... On-Board Oxygen Generati... OC1132 OBOGS The OC1172 Concentrator is the next generation oxygen concentrator. Utilizing highly developed technology, it provides improved oxygen generation performance, reduced weight and less bleed air consumption. Home Capabilities Customers Suppliers Careers News About On-Board Oxygen Generation Systems (OBOGS) Product Contacts USA Cobham Mission Systems, Davenport, USA 2734 Hickory Grove Road, Davenport, Iowa, USA 52804. Tel +1 563 383 6000 Fax +1 563 383 6430 Cobham Mission Systems Davenport LSS Inc. View location Contact office 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