VALVE, CHECK (P/N 1111-517700) - As Removed
P/N: 1111-517700
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 |
|---|---|
| As Removed | 4 Available |
Product Description
The 1111-517700 is an aerospace-grade check valve that permits one-way flow while preventing reverse pressure in aircraft fuel lines. Its spring-loaded poppet mechanism blocks backflow automatically when pressure reverses. Installed in fuel supply plumbing to isolate pumps and tanks, this valve protects system integrity during engine shutdown and emergency conditions.
The metal body conforms to MIL-V-7899/MS28884 standards. Must be oriented to marked flow direction and installed per aircraft maintenance manual specifications.
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, CHECK (P/N 1111-517700)?
The 1111-517700 is an aerospace-grade check valve that permits one-way flow while preventing reverse pressure in aircraft fuel lines. Its spring-loaded poppet mechanism blocks backflow automatically when pressure reverses.
What hydraulic fluid type is the 1111-517700 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, CHECK against your aircraft maintenance manual for fluid compatibility.
Does the 1111-517700 come pressure-tested and certified?
Overhauled and repaired hydraulic components are pressure-tested per manufacturer specifications and include 8130-3 documentation. The VALVE, CHECK is available in: As Removed. 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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