SDR UPS96420965

Service difficulty report · Spar Web · Boeing 747123

Difficulty date: July 23, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N675UP
Make and model: Boeing 747123
Aircraft serial: 20390
System (JASC): 5711 · Wing Spar
Part: Spar Web
Condition: Cracked
Location: Rt Wing
Stage of operation: IN
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSPECTION TYPE-C, RT WING FRONT SPAR FOUND DURING NDO INSPECTION OF SB 747-57A2266 CRACK IN FRONT SPAR WEB AT STIFFENER FS 655.75 FOURTH HOLE FROM UPPER SIDE 4MM. AFTER INSP ALSO FOUND CRACKS AT FIFTH AND SEVENTH HOLE 2MM, .05MM. REPAIRED FOURTH HOLE FROM UPPER SIDE ACC KLM DFX 96-165 ISSUE 4 APPR ACC TO FAA FORM 0110-3 AND UPS EO B747-5720-8543-A.