3116 Injector Nozzle 7E-7607 0R-3389 7E-8952 0R-4374 Common Rail Parts Injector 7E7607 7E8952
3116 Injector Nozzle 7E-7607 0R-3389 7E-8952 0R-4374 Common Rail Parts Injector 7E7607 7E8952
Table 1: Basic Product Information
| Item | Details |
| OEM Part Number | 0R-3389 |
| Cross Reference Numbers |
7E-8952 |
| Product Type | Mechanical Unit Injector (MUI) Assembly |
| Applicable Engine | C-aterpillar 3114, 3116 inline 6-cylinder diesel engine |
| Product Grade | New / Remanufactured (Reman) |
| Control Method | Camshaft-driven, non-electronic |
| Net Weight | Approx. 0.8 kg |
| Installation Type | Vertical mount in cylinder head |
| Factory Inspection | 100% flow, sealing and spray pattern tested |
Table 2: Core Technical Specifications
| Parameter | Standard Value |
| Injection Opening Pressure | 245–265 bar (24.5–26.5 MPa) |
| Rated Working Pressure | 280–300 bar |
| Number of Nozzle Holes | 5 holes |
| Nozzle Hole Diameter | 0.22 mm |
| Spray Cone Angle | 127° |
| Fuel Delivery Per Cycle | 120–135 mm³/cycle |
| Flow Deviation | ≤ ±2% |
| Needle Lift | 0.30 mm |
| Sealing Performance | No internal or external leakage |
| Cycle Life | ≥ 1,000,000 cycles |
Table 3: Components & Materials
| Component | Material / Specification |
| Injector Body | High-strength alloy structural steel |
| Needle Valve Assembly | Precision cemented carbide (tungsten steel) |
| Nozzle Body | Carburized and quenched alloy steel |
| Return Spring | Chrome-vanadium alloy spring steel |
| Plunger Barrel Assembly | High-hardness precision ground steel |
| Seals | Fluorine rubber (FKM), oil & heat resistant |
| Inlet Strainer | Stainless steel precision mesh |
| Retaining Nut | Medium carbon alloy steel |
Table 4: Application & Installation Data
| Category | Model / Specification |
| Compatible Excavators | 205B, 213B, 214B, 224B, E110B, E120B |
| Compatible Compactors | CB-434, CP-533, CP-563, CS-531, CS-533 |
| Compatible Asphalt Pavers | AP-1000, AP-1050 |
| Engine Rated Speed | 2200 rpm |
| Recommended Fuel | 0# / -10# diesel fuel |
| Injector Body Torque | 80 N·m |
| Nozzle Cap Nut Torque | 160 N·m |
| Recommendation | Replace all 6 injectors as a set for consistency |
Why Choose Us:
1) Great sales and after-sales Services - The principle of customer always comes first. To help you—our dear customer to save costs, we are committed to offer you high quality engine parts with the most competitive price. After sales, we are willing to provide technical support and glad to hear any feedback from you. It is your kind opinion that make us get more and more improvement.
2) Perfect after-sales service, if you encounter problems in the process of selling and using the product, you can contact us at any time;
3) Strong support from professional sales/engineer/technican team,shipment and after-service department.
4) Our company can provide more professional consulting services! Our company has technical personnel dedicated to customer service to provide
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