Woodward 4060-557, Cover Assembly - Tempest PMA
Tempest AG4060-557-PMA
The Tempest AG4060-557 (Woodward OEM 4060-557) is an FAA-PMA replacement cover assembly for Woodward applications.
- Maintains the intended cover to body interface so the governor can sustain proper oil containment and consistent response.
- Supports overhaul compliance by replacing covers that have corrosion, distortion, damaged threads, or failed dimensional checks.
- Referenced in Woodward A210710 governor applications where correct cover fit is essential to dependable governing performance.
In aviation, governor cover condition is often overlooked until leak control or stability issues show up during troubleshooting. This part supports aircraft maintenance and overhaul operations where OEM part number matching and governor model validation are required.
Installation notes
Refer to your aircraft and governor maintenance manual for complete installation procedures and torque values.
- Inspect the governor body mating surface and replace the correct cover gasket during installation.
- Follow the maintenance manual torque pattern and torque value to avoid cover distortion.
- Perform leak checks and functional verification after installation and adjustment.
Applications and fitment
Eligibility references this cover assembly in aircraft applications where Woodward model A210710 reciprocating engine speed governors are installed, including multiple Cessna twin engine models. Confirm compatibility by matching OEM 4060-557 and validating governor model and aircraft approved data.
Tempest AG4060-557 is the direct replacement for OEM 4060-557. Use 4060-557 as the primary search identifier, then confirm eligibility by governor model and the approved maintenance documentation.
Pilot John International stocks Tempest PMA propeller governor parts for propeller overhaul shops, MROs, FBOs, and A&P mechanics supporting aircraft maintenance and ground support operations.
| General Information | |
|---|---|
| Part # | AG4060-557 |
| Manufacturer | Tempest |
| Shipping Information | |
|---|---|
| Product Weight | 0.3 lbs. |
| Product Dimensions | 2.5 x 2.5 x 1.5 in. |
| Schedule B | 8807300010 |
| ECCN | 9A991.d |
| Specifications | |
|---|---|
| Approval basis | FAA PMA (application dependent) |
| Governor family reference | Woodward A210710 parts grouping |
| Material and finish | Manufactured to the applicable OEM cover specification for fit and corrosion resistance. Confirm exact material callouts in the approved governor documentation. |
| OEM P/N | 4060-557 |
| Tempest P/N | AG4060-557 |
| Type | Governor cover assembly |
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AIRCRAFT COMPATIBILITY
| Compatible Aircraft* | |
|---|---|
| Cessna | 310 , 401 , 402 , 414 |
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QUESTIONS & ANSWERS
Tempest AG4060-557 is a direct FAA-PMA replacement for Woodward P/N 4060-557. Always verify compatibility with your specific propeller governor model and applicable maintenance documentation before placing an order.
The Tempest AG4060-557 Cover Assembly is designed for use in aircraft equipped with Woodward model A210710 propeller governors. Matching replacement parts to the correct governor model is essential to ensure proper fit, function, and reliable operation.
The Tempest AG4060-557 Cover Assembly encloses and protects the governor’s internal components while maintaining structural rigidity and oil containment. Proper cover fitment is essential for sealing integrity, internal alignment, and long-term governor reliability.
PJi offers the Tempest AG4060-557 as an FAA-PMA-approved replacement for the Woodward 4060-557 cover assembly. 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.
