3799120 Turbocharger Replacement for Cummins QSK50 Mining Equipment
Aftermarket 3799120 turbocharger for Cummins QSK50 engines. Reference application includes Hitachi EX5500-6 and Komatsu 730E-8. Verify part number and OEM references before ordering.
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
Show more cross references
3799121 3799122 5327313This aftermarket 3799120 turbocharger is a replacement unit for Cummins QSK50 engines, listed for Hitachi EX5500-6 and Komatsu 730E-8 mining equipment. Verify part number, engine code, and OEM references 3799121, 3799122, or 5327313 before ordering to confirm fitment.
Key Specifications
- Part Number: 3799120
- Product Type: Turbocharger
- Engine Application: Cummins QSK50
- OEM Reference Numbers: 3799121, 3799122, 5327313
- Packing: N/A
- Gross Weight: Not specified
This section lists the core identification data for the 3799120 replacement turbocharger. Buyers should use the part number and associated OEM references to cross-check against their specific Cummins QSK50 engine documentation. Verify these identifiers against your equipment records to ensure the correct unit is selected for your mining excavator or haul truck application.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- HITACHI > Hitachi EX5500 > Hitachi EX5500-6 > Cummins QSK50
- BelAZ > 75180 > 75180 Mining haul truck > CUMMINS QSK50
- KOMATSU > 730E-8 > 730E-8 Mining haul truck > CUMMINS QSK50
- KOMATSU > HD1500-8 > HD1500-8 Mining haul truck > CUMMINS QSK50
- KOMATSU > PC3400-11 > PC3400-11M0 > PC3400-11M0 Mining excavator > CUMMINS QSK50
- LIEBHERR > R 9400 G6 > R 9400 G6 Mining excavator > CUMMINS QSK50
- LIEBHERR > R 9600 G8 > R 9600 G8 Mining excavator > CUMMINS QSK50
This 3799120 turbocharger is listed for Cummins QSK50 engines in heavy-duty mining equipment. Reference applications include Hitachi EX5500-6, Komatsu 730E-8, and Liebherr R 9400 G6. Buyers should verify the part number, engine code, and OEM reference numbers 3799121, 3799122, or 5327313 against their specific unit documentation. Confirm the production year and turbo configuration to ensure the correct replacement application before ordering.
Technical Notes
No specific turbo model, VNT configuration, or cooling system details are supplied for this unit. Buyers should verify the compressor wheel inducer and exducer dimensions against the existing part on their Cummins QSK50 engine. Inspect the turbine wheel shaft diameter and material to ensure the replacement maintains stable operation. Check the bearing housing oil feed and return port alignment to confirm proper lubrication. Contact technical fitment support with your specific equipment serial number if dimensions differ from the original unit.
B2B Supply
LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 3799120 turbocharger. Worldwide shipping is available for mining equipment fleets. Our team provides technical fitment support to help verify compressor dimensions, turbine shaft specs, and bearing housing port alignment against your specific Cummins QSK50 unit. Contact us with your equipment serial number and OEM reference numbers 3799121, 3799122, or 5327313 to confirm the correct replacement application before ordering.
Product FAQ
Hitachi EX5500 and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by Hitachi EX5500.
Compatibility Verify part number 3799120, Cummins QSK50 engine code, vehicle application, and OEM reference numbers 3799121, 3799122, or 5327313 before ordering. Confirm turbo configuration and production year for your specific unit.
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
