Part Number: 4W7019
Brand: DISA (aftermarket supplier)
OEM Equivalent: Caterpillar 4W-7019 nozzle assembly
Applications: Caterpillar 3406, 3408, 3412 engines (commonly used in trucks, construction, and industrial equipment)
Function: Fuel injector nozzle that controls and atomizes diesel fuel into the combustion chamber
Condition: Available new (DISA aftermarket), OEM Caterpillar, and remanufactured (Cat Reman) options
The 4W7019 NEW DISA Injector is an aftermarket Caterpillar fuel injector nozzle assembly, designed for heavy-duty diesel engines such as the CAT 3406, 3408, and 3412 series. It ensures precise fuel atomization, efficient combustion, and reliable performance in demanding applications.
4W7018M NEW DISA INJECTOR 
