R911325469 is part of the MSK Synchronous Motors Series by Indramat Motors.
Product Name: Bosch Rexroth MSK Synchronous Motor System accuracy: ±80 angular seconds Pole Pairs: 4 Maximum Speed: 3500 rpm Shaft Type: Standard plain shaft with seal ring Holding Brake Torque: 70Nm Ambient Temperature Range: 0°C to 40°C Relative Humidity Range: 5% to 95% Altitude: Up to 1000m above sea level Cooling Method: Liquid-cooled Temperature Sensor: Yes