Knowledge points What devices are the Air Filter 386-2097 337-0790 used on? The Air Filter 386-2097 and 337-0790 are primarily used in Caterpillar equipment, including various models of Caterpillar excavators, dozers, loaders, and other construction machinery. These air filters play a crucial role in maintaining clean air intake for the engine, effectively trapping and preventing dust, debris, and other contaminants from entering the engine's combustion system. By ensuring clean air supply, these filters contribute to the efficient operation and longevity of Caterpillar equipment, protecting the engine from potential damage and optimizing performance in demanding work environments.   386-2097 337-0790 Size: 386-2097: Length：484.2 mm (19.06 inch) Width：190 mm (7.48 inch) Height：370.4 mm (14.58 inch)   337-0790: Outer Diameter：150.9 mm (5.94 inch) Inner Diameter：108.5 mm (4.27 inch) Length：434.6 mm (1.76 inch)   386-2097 337-0790 OEM Cross Reference: 386-2097: Donaldson P635773 Hifi SA 16826   337-0790: Donaldson P638606 Hifi SA 16838   386-2097 337-0790 Apply Equipment: Caterpillar 950GC 950M 962M 962K