The Kato HD823MRIII is a mid-size hydraulic excavator with an operating weight of approximately 48,500 lbs and is powered by a turbocharged C 6D34-TLE2A engine producing 147.6 hp (110 kW). It features three boom/stick configurations offering maximum cutting heights of 31.4 ft, 32.1 ft, and 33.9 ft respectively, with corresponding max digging depths ranging from 20.4 ft up to 25.3 ft, and max loading heights between 22 ft and 24.2 ft. The machine can achieve vertical wall digging depths of up to 23.5 ft depending on the boom/stick option utilized. The bucket capacity ranges between 0.6 and 1.5 cubic yards, with a reference capacity of 0.8 cu yd. Dimensionally, the excavator has a ground clearance of 1.6 ft, a cab height of 9.6 ft, a track gauge of 7.3 ft, and a width over the tracks of 9.3 ft. The length of the track on the ground is 11.1 ft, and the tail swing radius is compact at 6.9 ft, facilitating operation in tight spaces. The machine’s hydraulic system holds 68.7 gallons of fluid and operates at a relief valve pressure of 4771.8 psi, enabling precise and powerful hydraulic functions. The swing mechanism provides a speed of 13.5 rpm, while the undercarriage supports a ground pressure of 7.2 psi and a max travel speed of 3.5 mph with 23.7-inch shoe size. Fuel capacity is 84.6 gallons, supporting extended operation. These specifications make the HD823MRIII suitable for medium to heavy excavation tasks requiring a combination of reach, digging depth, and maneuverability.