C-AT common rail injecto 4CR0197 174-7526 198-4752 is suitable for C-AT3126 diesel engine injector assembly
Price:
Negotiable
MOQ:
1 PCS
Delivery Time:
3-7 work days
Brand:
Caterpillar
Product Description
C-AT common rail injecto 4CR0197 174-7526 198-4752 is suitable for C-AT3126 diesel engine injector assembly
Table 1 Basic Product Information
| Item | Details |
| OEM Part Number | 198-4752 |
| Cross Reference |
174-7526 |
| Product Type | Electronic Unit Injector (EUI) Assembly |
| Fit Engine | C-aterpillar 3126, 3114, 3116 inline 6cylinder diesel engine |
| Product Condition | New / Remanufactured (Reman) |
| Control Type | ECU controlled, cam driven |
| Net Weight | Approx. 0.5 kg |
| Installation | Vertical mount in cylinder head with injector tube |
| Test Standard | 100% flow, leakage, spray and solenoid tested |
Table 2 Core Technical Specifications
| Parameter | Standard Value |
| Injection Opening Pressure | 250–270 bar (25–27 MPa) |
| Rated Working Pressure | 280–320 bar |
| Number of Orifices | 5 holes |
| Nozzle Hole Diameter | 0.22–0.24 mm |
| Spray Cone Angle | 125°–130° |
| Fuel Delivery Per Cycle | 130–145 mm³/cycle |
| Flow Deviation | ≤ ±2% |
| Needle Lift | 0.30–0.32 mm |
| Sealing Performance | No internal or external leakage |
| Solenoid Resistance | 1.2–1.5 Ω @ room temperature |
| Cycle Life | ≥ 1,000,000 cycles |
Table 3 Components and Materials
| Component | Material / Specification |
| Injector Body | Highstrength alloy steel |
| Needle and Nozzle | Precision cemented carbide |
| Nozzle Holder | Carburized quenched alloy steel |
| Spring | Chromevanadium spring steel |
| Solenoid Valve | High permeability core, copper coil |
| Seals | Fluorine rubber (FKM) 40℃ to 200℃ |
| Inlet Strainer | Stainless steel mesh |
| Retaining Nut | Medium carbon alloy steel |
Table 4 Application and Installation Data
| Category | Model / Value |
| Compatible Excavators | 320B, 322B, 325B, 330B series |
| Compatible Compactors | CP-563, CS-533, CS-563 |
| Compatible Asphalt Pavers | AP-1000, AP-1050B |
| Engine Rated Speed | 2200–2400 rpm |
| Recommended Fuel | Diesel #0, #10 |
| Clamp Bolt Torque | 30±4 N·m |
| Injector Tube Nut Torque | 40±5 N·m |
| Service Recommendation | Replace all 6 injectors as a set |
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Company
HK REAL STRENGTH TRADE LIMITED
Location
FLAT B5, 1/ F. , MANNING IND BUILDING, 116-118 HOW MING STREET, KWUN TONG, KL，Hongkong
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