Tronair K-1050 Cylinder/Ram Seal Kit for Select Aircraft Tripod Jacks
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The Tronair K-1050 is a replacement cylinder/ram seal kit for select Tronair hydraulic tripod jacks.
If you're unsure whether this kit is compatible with your tripod jack, our aviation specialists will be happy to assist you. Call, email, or chat with us today!
Kit Includes:
- HJ-554 – Guide Ring (Qty. 1)
- HC-2020-336 – Backup Ring (Qty. 1)
- HC-2000-336 – O-Ring (Qty. 1)
| General Information | |
|---|---|
| Part # | K-1050 |
| Manufacturer | Tronair |
| Shipping Information | |
|---|---|
| Product Weight | 1 lbs. |
| Product Dimensions | 3.8 x 3.8 x 1.5 in. |
| Freight NMFC | 11790 |
| Schedule B | 8431200000 |
| ECCN | EAR99 |
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AIRCRAFT COMPATIBILITY
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PRODUCT REVIEWS
QUESTIONS & ANSWERS
The K-1050 Cylinder/Ram Seal Kit is designed to restore the hydraulic sealing integrity of compatible 10-ton and 12-ton Tronair tripod jacks. Hydraulic seals prevent fluid leakage around the ram and maintain internal pressure during lifting operations. Properly functioning seals are essential for safe, stable aircraft jacking and load retention.
Worn or damaged ram seals can cause slow pressure loss, uneven lifting, or visible hydraulic fluid leaks. This may compromise lifting capacity and create unsafe working conditions during aircraft maintenance. Replacing seals with a kit like the Tronair K-1050 helps restore proper pressure retention and jack reliability.
Seal replacement is typically recommended when technicians notice hydraulic leaks, drifting under load, or during scheduled preventive maintenance intervals. Environmental factors such as heat, contamination, and frequent cycling can accelerate seal wear. Following manufacturer service guidelines helps determine appropriate inspection and replacement timing.
Yes, proactive seal replacement can significantly extend the operational life of a hydraulic tripod jack. By preventing internal leakage and contamination, the seal kit helps protect internal cylinder surfaces and hydraulic components. This reduces the likelihood of costly repairs or full jack replacement.
Using an OEM kit like the Tronair K-1050 ensures compatibility with the original cylinder design and hydraulic tolerances. Non-OEM seals may not meet dimensional or material specifications, potentially leading to premature failure. Proper fit and material compatibility are critical for maintaining rated lifting capacity and safety compliance.
Hydraulic tripod jacks rely on internal pressure to maintain aircraft lift stability. If cylinder or ram seals fail, pressure loss can cause a sudden drop or instability. Replacing worn seals with a certified kit helps reduce risk during landing gear maintenance, tire changes, and structural inspections.
Yes, exposure to extreme temperatures, dust, and hydraulic fluid contamination can degrade seal materials over time. Hangar and flight line conditions may also introduce debris that affects sealing surfaces. Regular inspection and proper storage of tripod jacks help protect seal integrity.
Installation should be performed by qualified maintenance personnel familiar with hydraulic jack servicing procedures. Proper disassembly, cleaning, and reassembly are critical to ensuring correct seal seating and pressure retention. Following the jack’s maintenance manual helps ensure safe and effective seal replacement.
In many cases, seal replacement involves draining and refilling the hydraulic fluid. Fresh, clean hydraulic fluid helps prevent contamination and supports smooth jack operation after reassembly. Always use manufacturer-approved hydraulic fluid during servicing.
The K-1050 Cylinder/Ram Seal Kit is compatible with numerous Tronair 10-ton and 12-ton tripod jack models, including the 02-1032, 02-1036, 02-1040, 02-1248, 02-1256, and 02-7800 series. However, configuration differences may exist, so compatibility should be verified before purchase. Consulting PJi’s aviation specialists ensures the correct seal kit is selected for your specific tripod jack model.
