Vintage aircraft electrical tachometer / engine RPM indicator marked P/N 8DJ81CAA. The 8DJ81CAA series is cataloged as an electrical tachometer indicator / percent-RPM engine instrument. NSN 6620-00-621-0143.

Condition: untested. No functional test, calibration, overhaul, FAA Form 8130-3, Certificate of Conformance, service tag, or airworthiness documentation is included unless specifically shown. Scale range, electrical input, sender/generator compatibility, aircraft application, and interchangeability must be verified by buyer from the data plate, dial face, connector, and approved technical data. Sold as surplus for restoration, simulator, display, parts, repair, or experimental use unless otherwise documented.

Export / End-User Documentation: An End-User Certificate and seller compliance approval may be required before shipment for export, international, freight-forwarder, broker, military/government, or other compliance-sensitive transactions.