McCauley A-20265, Pilot Valve Fitting - Tempest PMA
Tempest AGA-20265-PMA
The Tempest AGA-20265 (McCauley OEM A-20265) is an FAA-PMA replacement pilot valve fitting for McCauley applications.
- Supports consistent RPM control by maintaining the intended pilot valve hydraulic path and sealing interfaces inside the governor.
- Helps prevent internal leakage or bypass that can show up as hunting, slow response, or difficulty holding set RPM.
- Often replaced during overhaul when wear, damage, or prior handling affects fit, sealing, or alignment in the pilot valve area.
This pilot valve fitting is intended for aviation constant speed propeller governor maintenance where correct OEM part numbers are essential for cross-referenced ordering and inspection tracking.
Installation notes
These notes are general guidance only; always refer to the approved maintenance and overhaul manual for complete installation procedures.
- Maintain strict cleanliness during assembly. Small debris in the pilot valve section can create sticking or unstable governing.
- Replace any associated seals or gaskets required by the approved overhaul data and confirm correct torque values.
Applications and fitment
Used on McCauley governors where OEM A-20265 is specified. Confirm eligibility by matching the OEM part number and reviewing governor model and serial number applicability in approved maintenance data.
Tempest AGA-20265 is the direct replacement for OEM A-20265. Match the OEM part number and confirm applicability by governor model and serial number in the approved maintenance data.
Pilot John International offers Tempest PMA propeller governor parts for propeller overhaul shops, FBOs, and aviation technicians to support aircraft maintenance and ground support.
| General Information | |
|---|---|
| Part # | AGA-20265 |
| Manufacturer | Tempest |
| Shipping Information | |
|---|---|
| Product Weight | 0.02 lbs. |
| Product Dimensions | 0.8 x 0.5 x 0.5 in. |
| Schedule B | 8807300010 |
| ECCN | 9A991.d |
| Specifications | |
|---|---|
| Approval | FAA-PMA replacement part |
| OEM P/N | A-20265 |
| System | McCauley propeller governor, pilot valve and governing circuit |
| Tempest P/N | AGA-20265 |
| Type | Fitting, pilot valve |
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AIRCRAFT COMPATIBILITY
| Compatible Aircraft* | |
|---|---|
| Cessna | 182 , 210 |
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QUESTIONS & ANSWERS
Tempest AGA-20265 is a direct FAA-PMA replacement for McCauley P/N A-20265. Always verify compatibility with your specific propeller governor model and applicable maintenance documentation before placing an order.
The Tempest AGA-20265 Pilot Valve Fitting is designed for use in aircraft equipped with McCauley model C290D4 propeller governors. Matching replacement parts to the correct governor model is essential to ensure proper fit, function, and reliable operation.
The Tempest AGA-20265 Pilot Valve Fitting provides a sealed oil flow interface to the pilot valve assembly. Maintaining a leak-free connection is critical for precise oil metering and accurate blade pitch adjustments.
PJi offers the Tempest AGA-20265 as an FAA-PMA-approved replacement for the McCauley A-20265 pilot valve fitting. View our full selection of Tempest propeller governor parts to find the correct component for your application.
For a deeper look at how propeller governors work, why proper maintenance matters, and how to identify compatible replacement components, refer to our Ultimate Guide to Aircraft Propeller Governor Maintenance.
