CAP,TUBE (P/N an929-3) - New Surplus

The AN929-3 is a tube cap for sealing 37° flared tube connections in aircraft hydraulic and fuel systems. This aluminum cap fits 3/16-inch tubing and conforms to AN/SAE AS4841 standards. Install on open flared male fittings or nuts during maintenance, system isolation, or component removal to prevent fluid spillage and contamination.

Torque per the applicable aircraft or component maintenance manual. Essential for MRO work when lines are disconnected for inspection, repair, or system servicing.

What is the CAP,TUBE (P/N an929-3)?

The AN929-3 is a tube cap for sealing 37° flared tube connections in aircraft hydraulic and fuel systems. This aluminum cap fits 3/16-inch tubing and conforms to AN/SAE AS4841 standards.

What hydraulic fluid type is the an929-3 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 CAP,TUBE against your aircraft maintenance manual for fluid compatibility.

Does the an929-3 come pressure-tested and certified?

Overhauled and repaired hydraulic components are pressure-tested per manufacturer specifications and include 8130-3 documentation. The CAP,TUBE is available in: New Surplus. 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.