R220LC-9: This is a model number for a hydraulic excavator made by Hyundai. Some general specifications for the R220LC-9 include:
Operating weight: Approximately 22,200 kg
Engine power: 110 kW (147 hp)
Bucket capacity: 0.92-1.18 cubic meters
Maximum digging depth: Approximately 6.8 meters
Maximum reach: Approximately 9.9 meters
K3V112DTP-1HFR-9N62: This is a model number for a hydraulic pump made by Kawasaki. Some general specifications for the K3V112DTP-1HFR-9N62 include:
Displacement: 112 cc/rev
Maximum pressure: 34.3 MPa (350 kgf/cm²)
Maximum speed: 2250 RPM
Weight: Approximately 115 kg
31Q6-10020_2: This appears to be a part number for a hydraulic hose made by Hyundai. Without more information about the specific hose, it is difficult to provide a detailed specification.
Again, please note that these specifications are general and may not apply to every component or model number listed. If you need more specific information, I recommend consulting the manufacturer's website or contacting their customer support.