JOHN DEERE 690D CRAWLER EXCAVATORS

Technical Description

The John Deere 690D is a mid-size hydraulic excavator engineered for versatile earthmoving and construction applications. Powered by a six-cylinder turbocharged diesel engine, it delivers 132 gross horsepower (125 net) at 2000 rpm, with a maximum torque of 420 lb-ft at 1300 rpm, providing robust performance for demanding digging and loading operations. The machine weighs approximately 39,730 pounds and features two boom and stick configurations to suit varying project requirements. Configuration one achieves a maximum cutting height of 29.8 feet and digging depth of 19.5 feet, while the extended configuration two reaches 31.9 feet cutting height and 21.9 feet digging depth with a ground reach of 32.3 feet. The excavator accommodates bucket capacities ranging from 0.6 to 1.4 cubic yards, with a standard 1-yard reference bucket. Its hydraulic system operates at 4060 psi relief pressure with a 50 gallon-per-minute pump flow capacity and 96-gallon fluid reservoir. Ground clearance measures 1.4 feet, with overall shipping dimensions of 31.6 feet length and 9.6 feet height. The undercarriage features 47 shoes per side with 24-inch tracks, generating 6.5 psi ground pressure, and delivers a drawbar pull of 36,000 pounds with maximum travel speed of 2.4 mph. The swing mechanism rotates at 13 rpm with a 9-foot tail swing radius. Operating specifications include a 70-gallon fuel capacity, 24-volt electrical system with 42-amp alternator output, and comprehensive cooling and lubrication systems totaling 21 gallons and 20 gallons respectively.