VALVE ASSY (P/N 492-031) - As Removed

The 492-031 is a parking brake valve assembly for Piper PA-23-250 Aztec aircraft. This metal valve traps hydraulic pressure in the wheel brake circuit to hold the aircraft stationary when parked. Installed between the master cylinders and brake units, it maintains system pressure during ground operations.

Verify applicability with your aircraft's Illustrated Parts Catalog before installation. Install per Piper maintenance manual specifications.

What is the VALVE ASSY (P/N 492-031)?

The 492-031 is a parking brake valve assembly for Piper PA-23-250 Aztec aircraft. This metal valve traps hydraulic pressure in the wheel brake circuit to hold the aircraft stationary when parked.

What hydraulic fluid type is the 492-031 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 ASSY against your aircraft maintenance manual for fluid compatibility.

Does the 492-031 come pressure-tested and certified?

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