1 466 100 401 / 1466100401 The VE pump head drive shaft, as a high-speed rotating transmission component, undergoes rigorous dynamic balancing verification before leaving the factory. This effectively reduces vibration during high-speed operation, prevents fuel injection irregularities caused by vibration, and ensures smooth engine power output. By delivering stable power transmission, it enables the VE pump to precisely control fuel injection volume and timing. This enhances fuel efficiency in diesel engines while minimizing power loss, balancing performance and energy conservation. As a standardized OE part, its specifications closely match specific VE pump models, allowing direct use as a replacement component during repairs. Its high compatibility enables rapid resolution of equipment downtime caused by drive shaft failure, reducing maintenance time costs.
| Part Name | Drive shaft/VE pump drive shaft/diesel shaft | Part Number | 1 466 100 401/1466100401 |
| Product Type | Fuel injection pump drive shaft | Quality | OEM-grade |
| Origin | China | Package | Netural packing |
| Key Dimension | The core dimensions of the shaft body are φ20×128, meaning the shaft body diameter is 20mm and the shaft body length is 128mm. These dimensions serve as the primary basis for compatibility with the corresponding pump body. | ||
| Applicable Pump | Specifically designed to match the following four models: 8111302006, 5001836837, 7701045296, and 42530259. This is the exclusive component for power transmission in these pump bodies. | ||
| Core Performance Traits | Designed for stable power transmission, it can withstand the high-load operating conditions of diesel engine fuel injection systems, ensuring the VE pump's efficient fuel pressurization and distribution | ||
| Related Models |
1 466 100 405/1466100405 (φ20X142mm) | ||
| 1 466 100 395/1466100395 (φ20X128mm) | |||
| 1 466 100 325/1466100325 (20MM, Cummins) | |||
| 1 466 100 305/1466100305 (17MM) | |||
| 146200-0300 (Isuzu) | |||
| Commercial Vehicle Sector | This drive shaft serves as a core component for VE pumps in heavy-duty trucks and large freight diesel vehicles. These vehicles operate under prolonged high-load long-haul conditions, demanding exceptional precision in fuel injection and stability in power transmission. By ensuring efficient VE pump operation, this drive shaft enhances fuel efficiency and adapts to the demanding scenarios of long-distance transportation. It also supports auxiliary power systems in certain diesel-powered passenger vehicles, ensuring stable power delivery during operation. |
| Construction Machinery Sector | Widely used in construction equipment like loaders and excavators. Diesel engines in such machinery typically feature corresponding VE pump models. As the core power transmission component for VE pumps, the 1 466 100 401 drive shaft withstands harsh site conditions—including high dust levels and fluctuating loads—reducing equipment downtime caused by transmission failures. It adapts to demanding scenarios like infrastructure construction. |
This drive shaft is a dedicated component for diesel vehicles, specifically compatible with Cummins and Iveco series diesel models. Based on industry compatibility patterns, this type of VE pump drive shaft typically corresponds to medium- and heavy-duty commercial vehicles from these two brands, such as Cummins' heavy-duty truck series and Iveco's commercial vehicle series for construction applications. Furthermore, given the universal compatibility of the VE pump models it supports, it can also serve as a replacement part for VE pump repairs in similar diesel vehicle models.
1. Which specific VE pump models is the 1 466 100 401 drive shaft compatible with?
This drive shaft is a dedicated component for VE pumps, specifically designed to match multiple VE pump models including 8111302006, 5001836837, 7701045296, and 42530259. These VE pumps are widely used in diesel engine fuel injection systems, compatible with various construction equipment and commercial vehicles.
2. What are the core specifications of this drive shaft?
Its core specifications are φ20×128, meaning the shaft diameter is 20mm and the length is 128mm. The OE code 1466100401 serves as its key model identifier. This code and dimensional parameters ensure precise component matching during procurement and maintenance.
3. Why does the engine vibrate after installing the 1466100401 drive shaft?
This is most likely caused by one of two issues: First, failure to ensure proper shaft alignment during installation—an angular deviation exceeding 0.5° can induce operational vibration. Second, detachment of the drive shaft's balance weights, resulting in dynamic imbalance. Centrifugal forces generated during high-speed operation then cause vibration. Recommend recalibrating the installation angle. If balance weights have detached, perform dynamic balancing tests and reinstall them.
4. What are the possible causes of abnormal noises during operation of this drive shaft?
Common causes fall into three categories: First, worn or loose universal joints may produce “clunking” sounds during starts or rapid acceleration. Second, inadequate lubrication of spline assemblies can cause “creaking” noises. Third, excessive clearance at the VE pump interface may cause impact noises during transmission. First inspect the universal joint and spline areas, replenish with specified grade grease. Replace components if severe wear is detected.
5. What is the approximate service life of the 1 466 100 401 drive shaft? How can its lifespan be extended?
Under normal operating conditions with regular maintenance, its service life typically matches the diesel equipment's 80,000–100,000 km mileage or equivalent operating hours. To extend its lifespan, focus on three key points: regularly lubricate the universal joint, spline, and other critical areas with grease; avoid prolonged overloading and frequent rapid starts/stops to reduce impact torque on the shaft; perform dynamic balancing inspections every 20,000 km.
6. What are the consequences of not replacing a damaged drive shaft promptly?
Short-term effects include reduced fuel injection precision from the VE pump, leading to insufficient engine power and increased fuel consumption. Long-term, a damaged drive shaft causes severe vibration and abnormal noise, potentially damaging surrounding critical components like the VE pump and bearing housing. In severe cases, it may cause engine shutdown, resulting in equipment downtime and increased repair costs.
7. What follow-up inspections are required after replacing the 1 466 100 401 drive shaft?
Two critical inspections must be completed post-replacement: First, start the equipment to observe for abnormal noises or vibrations and ensure smooth transmission engagement. Second, perform dynamic balancing calibration to verify imbalance meets standards, while also checking the tightness of connecting bolts to prevent future loosening during operation.
8. How should leakage issues with this drive shaft be addressed?
Leakage typically stems from aged or damaged seals at universal joints or sliding splines. First, shut down the equipment and clean oil residue from the leaking area. After disassembly, replace seals with identical specifications. If shaft connection surfaces show scratches, lightly sand them before installing new seals to prevent re-leakage due to poor sealing.