INDICATOR N3 (P/N 9-392-02) - New Surplus

The 9-392-02 is an N3 engine indicator displaying high-speed spool rotational speed on three-spool turbine engines. This cockpit instrument presents engine speed data in percent RPM, essential for monitoring powerplant performance during start, climb, and cruise phases. The indicator integrates into engine instrument panels or EICAS/ECAM display systems on transport and business aircraft.

Installation requires wiring per aircraft maintenance manual specifications and FAA AC 43.13-1B instrument practices. Provides real-time spool speed feedback for flight crew engine management.

What is the INDICATOR N3 (P/N 9-392-02)?

The 9-392-02 is an N3 engine indicator displaying high-speed spool rotational speed on three-spool turbine engines. This cockpit instrument presents engine speed data in percent RPM, essential for monitoring powerplant performance during start, climb, and cruise phases.

Is the 9-392-02 calibrated and ready to install?

Calibration status depends on the condition. Overhauled instruments come fully calibrated with an 8130-3 tag. The INDICATOR N3 is available in: New Surplus. Contact us to confirm calibration status for your selected condition.

Can the 9-392-02 be used as a direct replacement in my aircraft?

The INDICATOR N3 is designed as a form-fit-function replacement. Verify the part number against your aircraft's Illustrated Parts Catalog (IPC) and instrument panel layout to confirm compatibility before ordering.

Do you offer instrument exchange programs for the 9-392-02?

Yes, we offer core exchange programs on select instruments. Send your unserviceable unit and receive a discount on the replacement. Call (904) 998-9101 or submit an RFQ to check exchange availability for the 9-392-02.