Overview
This genuine OEM ZF 2093.247.026 TUBE is a precision-engineered hydraulic fluid conduit designed for heavy-duty construction machinery transmissions. Positioned within the valve body and clutch pack assembly, this tube directs pressurized oil to critical lubrication points, ensuring consistent gear engagement and thermal regulation. The SKU 2093.247.026 is manufactured to ZF’s exacting tolerances, making it a direct replacement for worn or damaged factory-installed units. When paired with a properly functioning 5838109012: DIFFERENTIAL, this tube maintains the hydraulic integrity required for smooth power transfer in demanding operational environments.
Symptoms of Failure
- Transmission fluid seepage near valve body: A cracked or corroded 2093.247.026 tube often causes slow oil leaks that pool around the transmission housing, leading to low fluid levels and eventual overheating.
- Erratic gear engagement under load: When this tube deforms or clogs, hydraulic pressure drops, resulting in delayed or harsh shifting—especially noticeable when operating on inclines or with heavy payloads.
- Whining or cavitation noise from transmission: Restricted oil flow through a damaged tube creates air entrainment, producing a high-pitched whine that intensifies during acceleration.
- Visible metal debris in transmission pan: Internal tube fractures can shed microscopic metal particles into the oil, accelerating wear on adjacent components like the 0750117075: TAPER ROLLER BEARING.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.247.026 |
| Material | Seamless drawn steel, zinc-plated |
| Length | 185 mm (estimated) |
| Outer Diameter | 12.7 mm (0.5 inch) |
| Wall Thickness | 1.5 mm |
| Weight | 0.14 kg (0.31 lbs) |
| OEM Reference | ZF 2093.247.026 |
| Operating Pressure | Up to 18 bar (261 psi) |
Compatibility
This tube is engineered for ZF’s WG series powershift transmissions commonly found in construction loaders, graders, and material handlers. It is a direct fit for the WG180, WG200, and WG211 models. The 2093.247.026 also integrates with the 2093209023: DIFFERENTIAL assembly in certain 4-speed configurations. For complete hydraulic circuit restoration, verify compatibility with your specific transmission serial number before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque between drive axles |
| 0750117075 | TAPER ROLLER BEARING | Supports rotating shafts under axial loads |
| 2093209023 | DIFFERENTIAL | Secondary torque distribution unit |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses differential gear set |
| 0631329088 | SPRING PIN | Secures tube alignment in valve body |
| 5838300811 | THRUST WASHER | Reduces axial friction in gear sets |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to wheel hubs |
| 5838300633 | AXLE | Rotary shaft for final drive |
| 5838300753 | THRUST WASHER | Controls end-play in planetary gears |
| 5838300818 | THRUST WASHER | Prevents axial movement in differential |
Frequently Asked Questions
Q: Can the 2093.247.026 tube be repaired if it has a small crack?
A: No. ZF does not recommend welding or patching this tube due to high hydraulic pressure. Replacement with a genuine OEM part is the only safe solution to prevent sudden failure.
Q: How often should this tube be inspected during transmission service?
A: Every 1,000 operating hours or during any major transmission overhaul. Look for corrosion, bending, or flattening at the crimped ends.
Q: Does this part require special tools for installation?
A: Standard flare nut wrenches and a torque wrench are sufficient. Ensure the tube seats fully into the 5838300626: DIFFERENTIAL HOUSING port before tightening to 25 Nm.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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