What was found
NR 1 ENGINE SHUT DOWN DUE TO LOSS OF OIL QUANTITY/PRESSURE. NR 2 BEARING FAILED. THIS IS THE MAIN THRUST BEARING SUPPORTING THE N2 ROTOR. BEARING CAGE IS FRACTURED. ALL BALLS ARE HEAVILY SPALLED AND "SQUARED OFF". OUTER RACE RIVET PIN STILL INSTALLED. OUTER RACE HAS NOT SPUN. CRACK IN THE SUPPORT THROUGH ONE OF THE RIVET PIN HOLES, ADJACENT TO THE RIVET PIN. INNER RACE HALVES ARE FRICTION WELDED TOGETHER. NR 2 REAR CARBON SEAL (C/S) DISTRESSED. PINS BENT. OIL RESIDUE ON REAR SIDE OF SUPPORT. NR 2 FRONT C/S, NR 1 C/S, AND NR 1 & 1.5 BEARINGS IN FAIRLY GOOD CONDITION.