CATERPILLAR 349F CRAWLER EXCAVATOR

Technical Description

The Caterpillar 349F is a large-scale hydraulic excavator engineered for demanding earthmoving and material handling operations. Powered by a Cat C13 ACERT diesel engine, the machine delivers 417 net horsepower (311 kW) with a gross output of 432 hp, providing exceptional digging force and productivity. The excavator features a maximum operating weight of 117,500 lbs and operates on a long fixed undercarriage configuration with 52 shoes per side and dual carrier rollers for enhanced stability on challenging terrain. The 349F's hydraulic system represents Caterpillar's advanced engineering, utilizing the proprietary Adaptive Control System (ACS) valve for optimized efficiency and precision. The main hydraulic pump delivers 203 gallons per minute at a maximum equipment pressure of 5,076 psi, with separate swing and pilot systems operating at 102 gpm and 7.1 gpm respectively. The boom cylinder features a 6.7-inch bore with 60-inch stroke, while the stick cylinder delivers a 7.5-inch bore with 69.3-inch stroke, generating substantial digging forces. Dimensionally, the 349F accommodates a maximum digging depth of 26.9 feet and ground-level reach of 39.8 feet, with a cab height of 10.6 feet and tail swing radius of 12.4 feet. The machine maintains a 190-gallon fuel capacity and 150.6-gallon hydraulic system capacity, supporting extended operational cycles. With a maximum drawbar pull of 75,300 lbf and swing speed of 8.7 rpm, the 349F delivers reliable performance for quarrying, mining, and heavy construction applications.