Bosch 0433171879 DLLA154P1418 Injector Nozzle

The Bosch 0433171879 is a common rail diesel injector nozzle stamped DLLA154P1418, designed for high-pressure fuel injection systems. It features a 154-degree spray angle and precision-machined orifices for optimal fuel atomization and combustion efficiency. This nozzle serves as a critical wear component within the Bosch 0445120026 and 0445120045 injector assemblies. Manufactured from high-speed tool steel to withstand extreme injection pressures and thermal cycling, it meets original equipment specifications for durability and flow consistency. It is applied in MAN commercial vehicle engines utilizing the Bosch common rail system. Regular inspection and replacement during injector overhaul are essential to maintain emission compliance and engine performance.