Cummins original Diesel Fuel Injector 4955525 Replacement forOEM Compatible with QSK19 QSK19-7 QSK38 QSK50 QSK60 Engines for Mining Excavator Construction Machinery Cross PN 4964171 0986435614 F00BL0J
| Brand Name: | CUMMINS |
| Model Number: | 4955525 |
| MOQ: | 1 Piece |
| Price: | $343-$525 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union, Paypal, RMB |
Cummins diesel fuel injector replacement
,OEM compatible QSK19 fuel injector
,mining excavator fuel injector 4955525
Cummins original Diesel Fuel Injector 4955525 Replacement for OEM Compatible with QSK19 QSK19-7 QSK38 QSK50 QSK60 Engines for Mining Excavator Construction Machinery Cross PN 4964171 0986435614 F00BL0J014 original new injector
Fuel Type | Diesel |
Condition | Original Type / New Replacement |
Applicable Engine | Cummins QSK19 (extended terms K19, KTA19, K38, QSK38, K50, QSK50 for inquiry and database matching only) |
Injector Type | High-Pressure Common Rail Injector Assembly |
Quality Standard | Original Type, testing supported |
Packaging | Export packaging for global aftermarket |
Fuel System | Modular Common Rail System (MCRS) |
OE Number | 4955525 |
Brand | Cummins |
Cross Number / Universal Number | 4964171, 4955525NX, 4955525PX, 4955525RX, 4964171NX, 4964171PX, 4964171RX, F00BL0J018, F00BL0J017, 0986435611, 2867148, 2882078, 2881089, F00BT00003, F00BT00002 |
Vehicle / Equipment Application | Generator sets, mining equipment, construction machinery, marine engines, oil and gas equipment, rail-related equipment, industrial power units, agricultural pump sets |
Application Type | Heavy Duty Industrial and Aftermarket |
Sourcing engineers comparing part numbers for the Cummins QSK19 platform can standardize on injector 4955525, a high-pressure common rail assembly engineered for stable diesel delivery and precise atomization. Its close relationship with 4964171 makes cross-referencing straightforward, while NX, PX and RX variants such as 4955525NX, 4955525PX, 4955525RX, 4964171NX, 4964171PX and 4964171RX ensure broad search and database coverage for procurement teams.
The QSK19 is a 19 L, in-line 6-cylinder, 4-stroke diesel with Modular Common Rail (MCRS) fuel management. Published Cummins data lists 506–700 hp and 1775–2032 lb-ft for construction, 525–800 hp and 1775–2275 lb-ft for oil and gas, and generator ratings around 600–650 kW standby. This injector supports high-pressure fuel delivery, stable load response and repair-shop usability across generator, mining, marine, oilfield, rail and industrial power applications worldwide.
For reliable service life, use clean diesel fuel, replace fuel filters on schedule, drain the water separator and keep the tank clean, as QSK19 injectors are sensitive to contamination. When hard starting, rough idle, black or white smoke, power loss, high fuel consumption or poor generator load response appear, diagnose with fuel pressure testing, return-flow testing, ECM fault-code reading, cylinder cut-out testing and spray-quality inspection. Export packaging and global aftermarket availability support engine rebuilders and diesel parts distributors.![]()
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