CONTROLLER BX (P/N 553-235) - As Removed

The 553-235 is a plain-bearing bushing for aircraft control assemblies. This component supports rotating shafts at bellcranks and control-box pivots while reducing friction during oscillatory motion. Typically bronze or composite material, the bushing enables smooth control actuation in pitch, roll, and yaw systems.

Install per aircraft maintenance manual specifications and verify fit against the Illustrated Parts Catalog before replacement. Used during MRO to restore control responsiveness.

What is the CONTROLLER BX (P/N 553-235)?

The 553-235 is a plain-bearing bushing for aircraft control assemblies. This component supports rotating shafts at bellcranks and control-box pivots while reducing friction during oscillatory motion.

Is the 553-235 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The CONTROLLER BX is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.

Does the 553-235 come with an 8130-3 airworthiness tag?

Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.

Do you offer bench testing for the 553-235?

We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.