TUBE ASSY (P/N 500-17990-403) - As Removed

The 500-17990-403 is a rigid tube assembly for aircraft hydraulic and pneumatic line routing. Constructed from aluminum or stainless steel, this component provides fixed conduit between system components while maintaining structural integrity under pressure and vibration. The assembly follows SAE AS/NAS aerospace tube-fitting standards for compatibility with standard aircraft connectors and fittings.

Installation requires proper support clamps, approved fittings, and specified torque per the aircraft maintenance manual and FAA AC 43.13-1B guidance. Commonly used in hydraulic circuits on general aviation and commercial aircraft.

What is the TUBE ASSY (P/N 500-17990-403)?

The 500-17990-403 is a rigid tube assembly for aircraft hydraulic and pneumatic line routing. Constructed from aluminum or stainless steel, this component provides fixed conduit between system components while maintaining structural integrity under pressure and vibration.

What hydraulic fluid type is the 500-17990-403 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 TUBE ASSY against your aircraft maintenance manual for fluid compatibility.

Does the 500-17990-403 come pressure-tested and certified?

Overhauled and repaired hydraulic components are pressure-tested per manufacturer specifications and include 8130-3 documentation. The TUBE ASSY 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.