McCauley A-1636-45, Retaining Ring - Tempest PMA
Tempest AGA-1636-45-PMA
The Tempest AGA-1636-45 (McCauley OEM A-1636-45) is an FAA-PMA replacement retaining ring for McCauley applications.
- Helps maintain correct component retention and axial location, reducing the risk of internal movement that can create wear and unstable governor response.
- Supports consistent operation by ensuring retained parts stay seated in the designed groove during service.
- Direct replacement cross reference: Tempest AGA-1636-45 replaces OEM A-1636-45 for McCauley governor service.
This retaining ring supports aviation governor overhaul workflows where replacing small retention components helps restore reliability.
Installation notes
Refer to your aircraft and governor maintenance manual for complete installation procedures and torque values.
- Use correct retaining ring tools and confirm full seating in the groove after installation.
- Replace any retaining ring that shows distortion, corrosion, or loss of spring tension.
Applications and fitment
Used on McCauley governors where OEM A-1636-45 is specified. Confirm compatibility by matching the OEM part number and verifying governor model and serial number applicability in approved maintenance data.
Tempest AGA-1636-45 is the direct replacement for OEM A-1636-45. 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-1636-45 |
| Manufacturer | Tempest |
| Shipping Information | |
|---|---|
| Product Weight | 0.01 lbs. |
| Product Dimensions | 0.8 x 0.8 x 0.1 in. |
| Schedule B | 8807300010 |
| ECCN | 9A991.d |
| Specifications | |
|---|---|
| Approval | FAA-PMA replacement part |
| OEM P/N | A-1636-45 |
| System | McCauley propeller governor |
| Tempest P/N | AGA-1636-45 |
| Type | Retaining ring |
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AIRCRAFT COMPATIBILITY
| Compatible Aircraft* | |
|---|---|
| Cessna | 182 , 210 |
| Hawker Beechcraft | A24 , A24R - Sierra 200 , Musketeer |
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QUESTIONS & ANSWERS
Tempest AGA-1636-45 is a direct FAA-PMA replacement for McCauley P/N A-1636-45. Always verify compatibility with your specific propeller governor model and applicable maintenance documentation before placing an order.
The Tempest AGA-1636-45 Retaining Ring is designed for use in aircraft equipped with McCauley model C290D2 propeller governors. Matching replacement parts to the correct governor model is essential to ensure proper fit, function, and reliable operation.
The Tempest AGA-1636-45 Retaining Ring holds internal components in position, preventing axial movement during operation and preserving proper alignment under centrifugal and vibratory loads. Maintaining component placement within the propeller governor helps ensure consistent RPM sensing, stable oil metering, and dependable propeller speed control.
PJi offers the Tempest AGA-1636-45 as an FAA-PMA-approved replacement for the McCauley A-1636-45 retaining ring. 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.
