What was found
REFERENCE SERVICE BULLETIN 737-78-1072, 20MAR2002, REV 00. THE 315A2222-5 CASCADE RING ASSEMBLY IS WORN AND HAS MATERIAL MISSING MEASURING 1.15 INBOARD / OTDB X .16 FWD / AFT X .0085 DEEP ON THE LOWER END FROM CONTACT WITH THE 315A2563-7 LOWER ATTACH FITTING. THE 315A2563-7 LOWER ATTACH FITTING HAS WEAR MEASURING 1.35 X .070 DEEP C/T THE FORWARD UPPER FLANGE. THERE ARE AREAS OF MATERIAL WEAR / GOUGING WITH LARGEST MEASURING APPROX .80 X .40 X .060 DEEP WITHIN THE 315A2222-5 RING ASSEMBLY INBOARD RADIUS. THE AFT MOST BACB30LE6K29 BOLT C/T THE 315A2222-5 CASCADE RING ASSEMBLY AND 315A2402-5 LATCH BEAM FITTING IS MISSING AND THE OPEN HOLE IS ELONGATED MEASURING .514 X .417 ON OUTBOARD SIDE OF -1 BEAM AND .499 X .438 ON INBOARD SIDE OF -1 BEAM. HOLE SHOULD MEASURE .4040 / .4160. THE FWD MOST BACB30LE6K29 BOLT C/T THE 315A2222-5 CASCADE RING ASSEMBLY AND 315A2402-5 LATCH BEAM ASSEMBLY IS SHEARED IN TWO AT THE FAYING SURFACES OF THE -5 RING AND -1 BEAM. ALSO, C/T THE SAME HOLE LOCATION, THERE IS AN APPROX .800 DIA X .005 AREA OF WEAR, (RESEMBLING A COUNTERBORE) AROUND THE HOLE C/T THE -1 BEAM INBOARD SIDE. AFTER REMOVAL OF THE SHEARED BOLT, THE OPEN HOLE IS ELONGATED MEASURING .377 / .392 ON OUTBOARD SIDE OF -1 BEAM AND .377 DIA. ON INBOARD SIDE OF -1 BEAM. HOLE SHOULD MEASURE .3750 / .379. UNABLE TO INSPECT BORES DUE TO OUT OF ROUND CONDITION. EDDY CURRENT INSPECTION PER NDT MANUAL REVEALS NO CRACK-LIKE INDICATIONS ON THE INBOARD OR OUTBOARD SURFACES. UNABLE TO INSPECT BORES DUE TO OUT OF ROUND CONDITION.