What was found
NUMBER 1 PYLON SKIRT BEAM ON OTBD SIDE IS CRACKED & CHAFED AROUND FASTENER HOLES. R & R NR 1 PYLON SKIRT BEAM OTBD SIDE IAW B767 SRM 51-40-02, PN 313T1380-241, NSN. BEAM CHAFED 1/4 INCHES, BEYOND REPAIR & CRACKED, NAC 298.93 TO 365.4 NAC WL 120. ACFT WAS GNDED.