VALVE (P/N 979558-8) - Serviceable
P/N: 979558-8
Category: Valves & Actuators
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 | 2 Available |
Product Description
The 979558-8 is a metal-bodied pneumatic shutoff valve manufactured by Honeywell Airesearch. This valve controls bleed-air flow isolation in aircraft pneumatic systems, preventing unintended air discharge during maintenance or system shutdown. Installed on Bombardier Challenger 601, 604, and 605 aircraft as a bleed-air isolation device.
Installation and rigging must follow the applicable aircraft maintenance manual and approved procedures, with verification of aircraft effectivity required before return to service.
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 (P/N 979558-8)?
The 979558-8 is a metal-bodied pneumatic shutoff valve manufactured by Honeywell Airesearch. This valve controls bleed-air flow isolation in aircraft pneumatic systems, preventing unintended air discharge during maintenance or system shutdown.
What hydraulic fluid type is the 979558-8 compatible with?
Hydraulic component compatibility depends on the aircraft system design. Common aviation hydraulic fluids include MIL-PRF-5606 (mineral-based), MIL-PRF-83282 (synthetic), and Skydrol (phosphate ester). Verify the VALVE against your aircraft maintenance manual for fluid compatibility.
Does the 979558-8 come pressure-tested and certified?
Overhauled and repaired hydraulic components are pressure-tested per manufacturer specifications and include 8130-3 documentation. The VALVE is available in: Serviceable. Contact us for test documentation on your selected condition.
What is the turnaround time for hydraulic component orders?
In-stock hydraulic components ship same business day before 3 PM EST. We provide 24/7 AOG support at (904) 998-9101 for urgent hydraulic system needs. RFQ submissions are typically quoted within 24 hours.
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