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Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector
Detail Information
Place of Origin:
USA
Certification:
Contact: 86+ 19959162250
Product Name:
CATerpillar Injector
OE NO:
173-9268
OE NO1:
10R-1265
OE NO2:
0R-9803
Warranty:
12 Months
Contact:
86+ 19959162250
Quality:
Brand New Genuine
Car Model:
CATERPILLA ENGINE
ApplicATio:
Fuel Injection System
Material:
High Speed Steel
Type:
Diesel
SIZE:
Origional Standard
Supply Ability:
1000pcs/months
Highlight:

Caterpillar diesel fuel injector assembly

,

CAT 3412 engine fuel injector

,

OEM 10R-1265 injector replacement

Product Description

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector

Fuel Type

Diesel

Condition

Not Specified

Applicable Engine

Caterpillar CAT 3412 series heavy-duty diesel engines (industrial, marine, and construction configurations; compatible with generator, excavator, loader, and mining equipment variants)

Injector Type

Solenoid-controlled high-pressure direct injection diesel injector

Quality Standard

Meets or exceeds OEM standards; compliant with ISO and Caterpillar specifications

Packaging

Not Specified

Fuel System

High-pressure direct injection diesel fuel system

OE Number

173-9268

Brand

CAT (Caterpillar)

Cross Number / Universal Number

1739268, 326-1646, 3261646, 326-1647, 3261647

Vehicle / Equipment Application

Construction equipment (CAT D11/D10 dozers, excavators, loaders), mining equipment (CAT 789 haul trucks), CAT 3412 marine engines, CAT 3412 generator sets

Application Type

Heavy-duty construction, mining, marine, industrial, and power generation applications

As a purpose-built fuel system component for Caterpillar’s 3412 heavy-duty diesel engine platform, the 173-9268 fuel injector is engineered to support reliable operation across the most demanding industrial workstreams. It is compatible with industrial, marine, and construction configurations of the CAT 3412 engine, and fits a wide range of Caterpillar heavy equipment including D10 and D11 dozers, 789 haul trucks, excavators, loaders, marine propulsion systems, and generator sets.

The injector operates via solenoid-controlled high-pressure direct fuel injection, which delivers accurate fuel delivery timing and fine atomization for complete, efficient combustion. This design reduces smoke and emissions, stabilizes engine output, and supports extended engine service life. Its industrial-grade construction features a hardened steel nozzle and needle, precision-machined plunger, and high-temperature resistant materials, all calibrated to meet CAT 3412 fuel pressure and flow specifications.

Every 173-9268 unit undergoes rigorous testing to verify compliance with ISO and Caterpillar requirements, and meets or exceeds OEM performance standards for reliable replacement fit. For ongoing service, inspect injectors every 500 operating hours, clean nozzles and fuel lines regularly, test spray pattern and pressure, and replace faulty units promptly to prevent costly engine damage. The component supports heavy-duty operations across global construction, mining, marine, and power generation sectors.

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 1

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 2

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 3

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 4

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 5

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 6

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 7

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 8

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 9

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 10

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 11

Caterpillar original Diesel Engine Fuel Injector Assembly 173-9268 for Caterpillar CAT 3412, 3408, 3412E, 5110B, Replacement for OEM 10R-1265, Cross Reference includes 0R-9803 original new injector detail 12

Contact Detail:

ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,

Guangdong Province Tel:+86 020 88557755

Cellphone:+86 19959162250 WhatsApp:+86 19959162250

Email:2209396088@qq.com