As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FDM 6023 JFK-MHT (1621 PHX LCL). CREW EXPERIENCED A LOSS OF OIL PRESSURE IN THE NR 1 ENGINE. COMPLETED AN IN FLIGHT SHUTDOWN AND FEATHERED THE PROPELLER. CONTRACT MX FOUND THE RGB SCAVANGE OIL FILTER HOUSING LOOSE AND THE FILTER MISSING. MX REMOVED AND REPLACED THE ENGINE.