VALVE, EMERGENCY GEAR EXTEND, PNEUMATIC (P/N 6600078-4) - Serviceable
P/N: 6600078-4
Category: Landing Gear Parts
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| Serviceable | 1 Available |
Product Description
The 6600078-4 is a pneumatic emergency gear extension valve for aircraft landing gear systems. This valve routes compressed gas to deploy the landing gear when normal hydraulic pressure is unavailable, meeting 14 CFR 25.729(c) emergency operation requirements. Installed in the emergency extension circuit, it activates upon pilot command to pressurize gear actuators and lower the landing gear safely.
Used in Bombardier Learjet 55 and similar applications. Installation follows aircraft maintenance manual procedures with verification in the Illustrated Parts Catalog for proper system integration.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the VALVE, EMERGENCY GEAR EXTEND, PNEUMATIC (P/N 6600078-4)?
The 6600078-4 is a pneumatic emergency gear extension valve for aircraft landing gear systems. This valve routes compressed gas to deploy the landing gear when normal hydraulic pressure is unavailable, meeting 14 CFR 25.
What aircraft models does the 6600078-4 fit?
Part number 6600078-4 is listed in multiple aircraft Illustrated Parts Catalogs. Always verify the VALVE, EMERGENCY GEAR EXTEND, PNEUMATIC against your specific aircraft model's IPC and Type Certificate Data Sheet before ordering. Currently available in: Serviceable.
Does the 6600078-4 include an 8130-3 tag and maintenance records?
Documentation varies by condition. Overhauled and repaired landing gear components include 8130-3 airworthiness tags. New surplus includes manufacturer documentation. Contact us for trace documentation on the specific condition you need.
Do you offer volume pricing for fleet orders of the 6600078-4?
Yes, we offer quantity discounts for fleet maintenance orders. Submit a Request for Quote (RFQ) specifying your required quantity, or call (904) 998-9101 to discuss fleet pricing for the VALVE, EMERGENCY GEAR EXTEND, PNEUMATIC.
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