Military Dive Rebreathers MR1000 - Closed Circuit Oxygen Diving Apparatus HomeSafety and SurvivalMilitary Dive RebreathersMR1000 - Closed Circuit Oxygen Diving Apparatus The MR1000 S-10 is a self-contained chest mounted, 100% oxygen rebreathing apparatus developed specifically for Special Forces 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