Unmanned coaxial helicopter developed with Daewoo (S.Korea), initially for agricultural use, later several military roles. Two P-033, 250kg loaded, 45min at 110km/h.

Bill Gunston "The Osprey Encyclopedia of Russian Aircraft", 2000

Technical data for Ka-37 Engine power: 45kW, take-off weight: 250kg, economic cruising speed: 110km/h, hovering ceiling: 2500m, range: 530km, endurance: 45min, payload: 50kg

Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo for mysql5.zone.ee failed: Name or service not known in /data03/virt15346/domeenid/www.aviastar.org/htdocs/helicopters_eng/ka-37.php on line 69

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for mysql5.zone.ee failed: Name or service not known in /data03/virt15346/domeenid/www.aviastar.org/htdocs/helicopters_eng/ka-37.php:69 Stack trace: #0 /data03/virt15346/domeenid/www.aviastar.org/htdocs/helicopters_eng/ka-37.php(69): mysqli_connect('mysql5.zone.ee', 'd14657sa18989', Object(SensitiveParameterValue)) #1 {main} thrown in /data03/virt15346/domeenid/www.aviastar.org/htdocs/helicopters_eng/ka-37.php on line 69