Military Dive Rebreathers MR9500 Closed Circuit Mine Countermeasures (MCM) Diving Apparatus HomeSafety and SurvivalMilitary Dive RebreathersMR9500 Closed Circuit Mine Countermeasures (MCM) Diving Apparatus The MR9500 Viper E Mixed-Gas Underwater Breathing Apparatus is an electronically controlled, closed circuit rebreather designed for use in MCM and covert operations. Home Capabilities Customers Suppliers Careers News About Military Dive Rebreathers 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