Tronair 02-7830C0110 – 25-Ton Axle Jack w/Spacers
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The Tronair 02-7830C0110 is a 25-Ton (50,000 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 8" (20.3 cm) closed height and 19" (48.3 cm) maximum extended height, it accommodates a range of aircraft axle clearance requirements. Includes 1" and 2" spacer blocks for extended-reach axle jacking applications. CE-marked for compliance with European aviation safety standards. OEM-specified for Gulfstream G350, G450, G500 and others. Also approved for BAe 146-100, -200, -300/Avro RJ70, RJ85, RJ100, ATP and others.
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)
- Spacer blocks (1" and 2") included for extended-reach applications
Technical Specifications
- Rated Capacity: 50,000 lbs (22680 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: 8" (20.3 cm)
- Mechanical Extension: 5" (12.7 cm)
- Hydraulic Extension: 6" (15.2 cm)
- Maximum Height Obtainable: 19" (48.3 cm)
- Weight: 66 lbs (30 kg)
- 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 02-7830C0110 is OEM-approved for the following aircraft types:
- Gulfstream: G350, G450, G500, G550, II and 6 more
- BAe: 146-100, -200, -300/Avro RJ70, RJ85, RJ100, ATP, RJ70, RJ85
- Fokker: 100, 27, 28, 50, 70
- Lockheed: C-130
This list reflects aircraft for which the manufacturer has specifically approved this jack. Additional applications may be possible — always confirm jacking capacity, adapter requirements, and placement procedures with the aircraft maintenance manual before use.
Need your Tronair 02-7830C0110 25-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.
| Alternate Models | |
|---|---|
| 02-7830-0100 | Previous Model Number |
| 02-7830-0110 | Previous Model Number |
| General Information | |
|---|---|
| Part # | 02-7830C0110 |
| Manufacturer | Tronair |
| NSN | 4910016700271 |
| Manual 1 | View Tronair 02-7830C0110 Operating and Parts Manual |
| Shipping Information | |
|---|---|
| Shipping Weight | 99 lbs. |
| Shipping Dimensions | 34 x 17 x 15 in. |
| Freight NMFC | 186600 |
| Schedule B | 8425420000 |
| ECCN | EAR99 |
| Spare Parts | |
|---|---|
| 506-034 | Flange |
| 518-034 | Screw, Socket Head Cap |
| G-1151-105210 | SCREW, HEX SOCKET HEAD CAP, ¼-20 X 1" LONG |
| G-1151-107210 | SCREW, HEX SOCKET HEAD CAP, 3/8 -16 X 1" LONG |
| G-1300-19040 | Pivot |
| G-1300-25050 | PIN, ROLL |
| G-1310-0415 | Screw, Release |
| G-1310-0645 | Assembly, Clevis Pin |
| G-1351-04 | Retainer, Screw |
| H-1009-08 | ASSEMBLY, HANDLE |
| H-1026*07.0 | Retainer, Wiper |
| H-1595-09 | Piston |
| HC-1619-2875 | WIPER, RING |
| HC-1670-144-B | SEAL, POLYPAK (MINERAL BASE) |
| HC-1697-20 | O-Ring, Relief Valve |
| HC-1697-24 | Wiper, Rod |
| HC-2000-012 | Ball |
| HC-2000-136 | O-Ring, Release Screw |
| HC-2000-142 | Spring, Outlet Check |
| HC-2000-150 | O-Ring, Outlet Check |
| HC-2000-204 | O-RING, SERIES 2 |
| HC-2000-218 | Ball, Inlet Check |
| HC-2000-224 | O-Ring, Valve Body |
| HC-2008-109 | Ring, Back-Up |
| HC-2008-138 | O-RING, SERIES 2 |
| HC-2008-236 | Ball, Outlet Check |
| HC-2023-042 | Ring, Backup |
| HC-2023-142 | Spring, Inlet Check |
| HC-2023-150 | O-Ring, Relief Valve |
| HC-2377 | ASSEMBLY, HYDRAULIC HAND PUMP |
| J-2107 | RING, CYLINDER RETAINING |
| K-1508 | Tube |
| K-2728 | Assembly, Valve Body |
| K-4026 | Bracket, Pump Handle |
| N-2066-02-S-B | PLUG, HEX HEAD WITH O-RING |
| N-2203-06-S | Spring |
| N-2205-02-S | PLUG, HEX HEAD 1/8 NPT |
| R-1441 | EXTENSION, MECHANICAL |
| R-1605 | CAP, PISTON END |
| TR-1380 | CYLINDER |
| TR-1457 | TUBE, PISTON |
| Z-2168-02 | ASSEMBLY, 1" EXTENSION BASE BLOCK |
| Z-2169-02 | ASSEMBLY, 2" EXTENSION BASE BLOCK |
| Z-2669-02-01 | WELDMENT, BASE PLATE |
| Z-2672 | ASSEMBLY, RESERVOIR |
| Z-2878 | ASSEMBLY, VENT |
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AIRCRAFT COMPATIBILITY
| Compatible Aircraft* | |
|---|---|
| BAe | 146-100, -200, -300/Avro RJ70, RJ85, RJ100 , ATP , RJ70 , RJ85 |
| Fokker | 100 , 27 , 28 , 50 , 70 |
| Gulfstream |
G350
,
G450
,
G500
NOTE
Use in conjunction with the Axle Jack Adapter (1159GSE50214-3).
,
G550
NOTE
Use in conjunction with the Axle Jack Adapter (1159GSE50214-3).
,
G600
,
II
,
III
,
IV
,
IVSP
,
V
NOTE
Use in conjunction with the Axle Jack Adapter (1159GSE50214-3).
,
VSP
|
| Lockheed | C-130 |
PRODUCT REVIEWS
QUESTIONS & ANSWERS
The Tronair 02-7830C0110 axle jack is designed to accommodate a wide range of business, regional, and commercial aircraft that require up to 25 tons of lifting capacity. Its compatibility makes it ideal for maintenance tasks on aircraft with higher gross weights, including large business jets and many regional turboprops. The jack’s versatility is further supported by its adjustable lifting range and includes 1” and 2” spacer blocks for various axle heights. Always consult your aircraft’s maintenance manual to confirm compatibility before use.
The 1” and 2” spacer blocks supplied with the Tronair 02-7830C0110 provide added flexibility for different wheel and axle configurations. These blocks allow technicians to achieve the optimal lifting height without overextending the ram, improving stability and safety during maintenance. By reducing ram extension, spacer blocks also help preserve the jack’s structural integrity over time. This makes them especially useful in busy maintenance operations where different aircraft models are serviced regularly.
The Tronair 02-7830C0110 includes a built-in pressure relief valve to prevent overloading and ensure safe lifting operations. Its wide tripod base enhances stability, reducing the risk of tipping when under load. The jack also features a large-diameter ram for even weight distribution and consistent lifting performance. These safety-focused design elements help meet rigorous aviation maintenance standards.
This hydraulic axle jack operates via a manually pumped handle that provides precise control over lift speed and positioning. The handle can be removed for compact storage when not in use. An integrated release valve allows for smooth, controlled lowering of the load. These manual controls offer reliability and precision without relying on external power sources.
Routine maintenance includes checking hydraulic fluid levels, inspecting seals and hoses for leaks, and keeping moving parts lubricated. The jack should be stored in a clean, dry location when not in use to prevent corrosion. Tronair recommends periodic functional checks to ensure the ram extends and retracts smoothly. Following the manufacturer’s service guidelines helps extend the life of the jack and maintain safe operation.
Yes, the Tronair 02-7830C0110 is equipped with durable wheels for mobility, allowing technicians to position it quickly under the aircraft. Its tripod design and balanced weight distribution make it easier to maneuver compared to heavier lifting equipment. This mobility is especially useful in multi-bay hangars or outdoor ramp environments where quick repositioning is necessary.
The jack’s adjustable lifting range and included spacer blocks allow it to accommodate a variety of axle heights. This makes it suitable for servicing different aircraft models without requiring multiple jacks. The quick placement of spacer blocks ensures minimal downtime when switching between aircraft with different gear configurations.
While designed primarily for hangar use, the jack can be used outdoors on stable, level surfaces. Technicians should avoid operating it on uneven ground to prevent instability. For best performance and longevity, the jack should be stored indoors when not in use to protect it from moisture and environmental wear.
Replacement parts, including seals, hoses, wheels, and pump handles, are available from authorized distributors like PJi. Using genuine OEM parts ensures compatibility and preserves the jack’s warranty coverage. Keeping essential spare parts on hand can minimize downtime during scheduled and unscheduled maintenance.
The correct replacement seal kit for this Tronair axle jack is the K-4215 Seal Kit. This OEM kit includes all necessary seals and components to restore proper hydraulic performance and help prevent fluid leaks during operation. Using the manufacturer-recommended seal kit ensures compatibility, maintains safety standards, and extends the service life of your axle jack. For best results, install the K-4215 according to Tronair’s maintenance guidelines and inspect seals regularly for wear or damage.



