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The c-aterpillar Injector Nozzle 170-5181 is a high-performance pencil-type fuel injection component specifically engineered for c-aterpillar 3306, 3306B and 3306C heavy-duty diesel engines, strictly adhering to OEM specific-ations to ensure perfect fit, reliable performance and long service life. Manufactured in ISO 9001 and TS 16949 certified facilities with high-precision machining technology and specialized metallurgy, it is crafted from high-speed steel for superior durability and features a case-hardened needle seat with an ultra-precise needle-to-body gap, which resists wear and maintains stable hydraulic performance even in harsh high-temperature and high-pressure working conditions[2][6]. Equipped with advanced hydraulic grinding technology, this nozzle is designed with 6 spray holes to achieve precise fuel delivery and uniform atomization, promoting full combustion, enhancing engine power output, reducing fuel consumption and harmful emissions, and effectively optimizing the overall efficiency of c-aterpillar engines[2][6]. Each unit undergoes 100% professional testing before leaving the factory to ensure reliability, comes with a 1-year warranty, is available in stock for quick delivery (3-7 days lead time), and is compatible with a wide range of c-aterpillar heavy-duty equipment, making it an ideal OEM-spec replacement part for construction, mining, and industrial applic-ations[1][4][6].

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