CHECK VALVE (P/N 259a1pp) - Serviceable
P/N: 259a1pp
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 | 1 Available |
Product Description
The 259A-1PP is a Circle Seal check valve with aluminum body and Buna-N seals designed to prevent reverse flow in aircraft hydraulic systems. Featuring a poppet mechanism and 1/8 FNPT ports, this valve is rated to 3000 psig at 200°F. Install inline in the flow direction per aircraft maintenance manual specifications.
Commonly used in business jet hydraulic circuits, including Cessna Citation 560 applications, where backflow prevention is critical to system integrity and safety.
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 CHECK VALVE (P/N 259a1pp)?
The 259A-1PP is a Circle Seal check valve with aluminum body and Buna-N seals designed to prevent reverse flow in aircraft hydraulic systems. Featuring a poppet mechanism and 1/8 FNPT ports, this valve is rated to 3000 psig at 200°F.
What hydraulic fluid type is the 259a1pp 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 CHECK VALVE against your aircraft maintenance manual for fluid compatibility.
Does the 259a1pp come pressure-tested and certified?
Overhauled and repaired hydraulic components are pressure-tested per manufacturer specifications and include 8130-3 documentation. The CHECK 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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