What was found
DURING ROUTINE IMPLEMENTATION OF SB 747-53A2390, FASTENER INTERFERENCE OCCURRED AT THE NR 7 AND NR 8 HOLES IN BOTH THE LEFT AND RIGHT SPLICE AREAS. THE NUTS IN THE SUBJECT AREA INTERFERE WITH THE FLANGE OF THE SPLICE FITTINGS ABOVE THE FASTENER HOLES. RESOLVED INTERFERENCE BY ENLARGING HOLES TO 05781 INCHES, INSTALLED BUSHINGS AND SMALLER DIAMETER BOLTS PER BOEING TELEX NR TLS-AMS-99-0087TE; TLS-AMS-99-0017H; TLS-AMS-99-0089TE, AND IAW KLM DATA FAX 99-87. FORM 8110-3 ISSUED. (X)