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The Tronair 02-7846C0110 is a 12-Ton (24,000 lb) hydraulic aircraft axle jack engineered to lift and support one wheel/tire assembly of an aircraft at the axle during maintenance, tire changes, and landing gear servicing. With a 3.6" (9.1 cm) closed height and 9.25" (23.5 cm) maximum extended height, it accommodates a range of aircraft axle clearance requirements. CE-marked for compliance with European aviation safety standards.
Standard Features
- Hand pump with built-in pressure relief valve
- Easy-access filler/breather cap that can be sealed to prevent spills
- Low-profile cylinder designed for minimal axle clearance requirements
- Hydraulic fluid: MIL-PRF-5606
- CE marked
- Durable powder-coat finish (Tronair Blue)
Technical Specifications
- Rated Capacity: 24,000 lbs (10886 kg)
- Operating Temperature: −4°F to 122°F (−20°C to 50°C)
- Pressure Relief Setting: 2,500 + 250/−0 PSIG (172.4 + 17.2/−0 bar)
- Minimum Closed Height: 3.6" (9.1 cm)
- Maximum Height Obtainable: 9.25" (23.5 cm)
- Hydraulic Fluid: MIL-PRF-5606
- Jack Pad: ¾" (2 cm) spherical radius cup
- Finish: Durable powder coat (Tronair Blue)
Safety Features
- Safety Lock Valve: Prevents the jack from lowering unintentionally during lifting operations. The jack must be manually released before descending.
- Pressure Relief Valve: Prevents overload during raising operations.
- Filler Cap Seal: Easy-access filler/breather cap can be sealed to prevent hydraulic fluid spills during transport and storage.
Aircraft Applications
The Tronair 02-7846C0110 is designed for use with a range of commercial, regional, and business aviation aircraft requiring 12-Ton axle jack support. Specific aircraft model compatibility is defined in the Tronair Aircraft Application Guide. Always confirm jacking capacity, adapter requirements, and placement procedures with your aircraft maintenance manual before use.
Need your Tronair 02-7846C0110 12-ton axle jack serviced, repaired, or load tested?
Pilot John is an authorized Tronair distributor and factory-authorized Tronair service center. Every jack ships new from our warehouse with Certificates of Conformance (CofC) and FAA Form 8130-3 documentation available at no additional cost. Need jack service, load-testing, or repair? Pilot John handles that too as an OEM-trained GSE service center. For more information or to request service, see our Service Center page, and see our article on why jack load testing matters. Pilot John also operates an ISO-17025 calibration center for all of your tooling and equipment calibration needs — learn more here.
| General Information | |
|---|---|
| Part # | 02-7846C0110 |
| Manufacturer | Tronair |
| Shipping Information | |
|---|---|
| Schedule B | 8425420000 |
| ECCN | EAR99 |
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AIRCRAFT COMPATIBILITY
| Compatible Aircraft* |
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QUESTIONS & ANSWERS
The Tronair 02-7846C0110 axle jack is designed to provide controlled, stable lifting that supports precise maintenance tasks on aircraft landing gear. Its hydraulic system allows technicians to make fine adjustments during lifting, which is critical when aligning components or performing inspections. The compact footprint also helps position the jack accurately under tight aircraft clearances. These features contribute to safer and more efficient aircraft maintenance operations.
The quick-action mechanical extension allows users to rapidly bring the jack pad closer to the aircraft lifting point before engaging the hydraulic system. This reduces the amount of pumping required and speeds up the lifting process. It also minimizes unnecessary wear on the hydraulic components by limiting full-stroke operation. Using mechanical extension first ensures optimal positioning before hydraulic lifting begins.
A hard, level surface is critical for maintaining stability and preventing uneven load distribution during lifting. The manual specifically instructs users to position the jack on a stable surface before operation to reduce the risk of tipping or shifting. This is especially important when working with narrow landing gear configurations. Proper surface conditions help protect both the aircraft and ground support equipment.
The hydraulic system is engineered to maintain steady pressure throughout the lifting process, ensuring smooth, controlled elevation. Proper fluid levels and clean hydraulic components are essential to maintaining this performance. The manual highlights the importance of checking and replenishing MIL-PRF-5606 fluid before use to ensure reliable operation. This consistency is vital when lifting high-value aircraft.
Routine maintenance helps prevent wear-related issues and ensures the jack continues to operate safely at its rated capacity. The maintenance schedule recommends regularly inspecting for leaks, corrosion, and worn seals. As outlined in the maintenance section, replacing O-rings and flushing hydraulic fluid helps maintain system integrity. Consistent upkeep reduces downtime and extends equipment lifespan.
Operator training ensures that personnel understand how to safely position, operate, and maintain the axle jack. The manual emphasizes that employers are responsible for providing adequate training programs for safe operation. Proper training reduces the risk of misuse and improves overall efficiency during maintenance tasks. It also helps ensure compliance with aviation safety standards.
Load testing confirms that the axle jack can safely handle its rated capacity under real-world conditions. The manual recommends applying a test load slightly above the rated capacity during annual inspections. This process helps identify internal wear or hydraulic issues that may not be visible externally. Regular testing ensures continued reliability and safety.
Operators should always chock the aircraft wheels not being lifted and avoid placing their hands near the jack pad during operation. The reservoir vent screw should be opened before pumping to ensure proper hydraulic function. These steps help prevent accidents and ensure smooth operation. Following proper procedures is essential for safe aircraft maintenance.
