Product Details
Marked 2872288 (Cummins injector fuel-supply connector tube, ISB6.7/QSB6.7/ISC8.3/ISL9 bracket) acts as a heat-treated alloy-steel spool that bridges the head-routed pressurized fuel line to the Cummins CR injector intake on QSB6.7, ISB6.7, ISC8.3, ISL9 (2011–2016), Dodge Ram 5.9/6.7, and NT855/M11 service conversions. It carries a contoured seat at one end and a Cummins-spec outer thread at the far end, sealed by a factory O-ring (no copper crush washer - this is the O-ring-sealed Cummins family, not the 24° Bosch cone class); cleared for sustained 1600–1800 bar rail pulses without creep. Not a spray tip, not a solenoid can, not a cam lance - purely a pressure-carrying fuel-bridge piece. Cummins tag: CONNECTOR, INJ FUEL SUPPLY; crosses 4929864 / 5346206 / 2872395; Bosch kin F00RJ01831/F00RC00647 (loose).



Video Description
Product Parameters
|
Part number |
2872288 |
|
Project |
Fuel Injector |
|
Material |
45# steel |
|
Type |
Oil pump, oil nozzle |
|
Status |
New |
|
Compatible models |
Komatsu PC360 (SAA6D114) |
|
Price |
7-12 USD |
|
Shape |
Standard fuel injector shape |
|
Working temperature |
Suitable for normal working temperature of diesel engine |
|
Delivery time |
3-10 working days (delivery time varies depending on quantity and season) |
|
MOQ |
4 |
|
OEM |
Acceptable (customized labels, tags, logos) |
|
Sample |
Available (sent for inspection first) |
|
Production capacity |
150000 pieces/year |
Our Advantages
Tuning-optimized fuel regulation units provide high-accuracy volumetric governance, actively reducing contact friction loss throughout the entire crankshaft rotation speed spectrum and retaining residual power capacity during dock static standby and cross-continental bulk cargo shipping. All production batches are subject to strict cycle durability inspection at authoritative metrology institutions to validate sustained fuel delivery stability, optimized connection structural strength and standardized atomization quality, guaranteeing stable long-term operational performance during continuous high-efficiency manufacturing processes. This flexible mechanical structure supports full universal part compatibility in full accordance with OEM technical service standards, enabling efficient, zero-defect component replacement without mandatory angle calibration during regular periodic maintenance cycles.




FAQ
1.Spray tip, solenoid can, or pressure-carrying fuel-bridge piece?
Pressure-carrying fuel-bridge piece. No orifices, no coil, no needle. Not 04321318xx Bosch P-set, not 8N7005/7W7038 slim case, not 364-7040 drive-pillar, not LJBB03202A electric-drive pack, not F00RJ01659/02057/01191/01919/02993, not D5010222525/5010477777, not 6126300920004/J5600-202/0740601, not Iveco 503135357, not 4903254 (ISDe 24° cone class) / C3936953 / C4931173, not Komatsu 6754-71-5510. Feeds Cummins CR injector on ISL9/QSB6.7 - O-ring sealed, not the injector.
2. 2872288 from ISL9 into ISB6.7 head - snap fit or seal check?
Cummins thread + O-ring groove match across ISB/QSB/ISC/ISL connector-tube ports (shared Cummins mid-duty rule). This tube is O-ring sealed (~shorter spool than Bosch 120.5 mm pins); forcing a 4903254 (24° cone) or F00RJ01659 into the bore leaves a gap or bottoms hard, and the missing O-ring = instantaneous weep. Check spool length + O-ring size pre-install; 1800 bar leak = outside drip, no dash code. Pure mechanical seal lane.
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