SDR UPS03441318

Service difficulty report · Web · Boeing 747121

Difficulty date: September 3, 2003
Submitted: October 1, 2003
Operation: Air carrier
Aircraft: N682UP
Make and model: Boeing 747121
Aircraft serial: 20349
Aircraft time: 98,649 hours, 25,117 cycles
System (JASC): 5410 · Nacelle/Pylon, Main Frame
Part: Web
Condition: Cracked
Location: Nr 3 Pylon
Stage of operation: IN
How discovered: 9
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, SEVERAL CRACKS WERE FOUND AT NR 3 PYLON REAR MOUNT BULKHEAD FORWARD AND AFT FRAME WEB, DETAILS PLEASE REER ATTACHED FIGURE. FRAME WEBS REPLACED AND REPAIRED AS PER RS R54-53-35063 INSPECTIONS TO CONTINUE PER UPS EO B747-5410-13908 AND UPS ENGINEERING FILE NR 747-54-20040.