SDR UPS02438243

Service difficulty report · Window Frame · Boeing 747123

Difficulty date: April 19, 2002
Submitted: May 15, 2002
Operation: Air carrier
Aircraft: N676UP
Make and model: Boeing 747123
Aircraft serial: 20101
Aircraft time: 75,235 hours, 21,257 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Window Frame
Condition: Corroded
Location: Fuselage
Stage of operation: IN
How discovered: V
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 M/D - STA 400 - 420 S20R TO 22R WINDOW FORGING MATING SURFACE EDGE FOUND CORRODED. CORROSION REMOVED IAW SRM 51-10-01. BLEND OUT NOT WITHIN SRM 56-20-01 LIMITS, STA 400 - 420 S20R-22R WINDOW FORGING REPLACED AS PER SRM 51-10-01 PG 8.