Service difficulty report · Tee Fitting · Boeing 747428

Difficulty date
July 4, 2020
Submitted
September 8, 2020
Operation
Air carrier
Aircraft
N952CA
Make and model
Boeing 747428
Aircraft serial
25238
Aircraft time
101,195 hours, 15,251 cycles
Engine
Ge CF680C2B1F
Part
Tee Fitting
Condition
Cracked
Location
Pax Door
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

CRACKS FOUND ON MAIN ENTRY DOOR NR 2 LT/RT SIDE BODY STATION 800 FRAME AFT ANGLE INNER CHORD AND LHS DOOR STOP TEE AT STRINGER S-17 DURING INSPECTIONS PER SERVICE BULLETIN 747-53A2451, REV. 02. ALSO, EXISTING ADDITIONAL FASTENER FOUND ON LT DOOR STOP INTERCOSTAL AT STRINGER S-17L. - ACCOMPLISHED REPAIRS PER INSTRUCTIONS PROVIDED IN BOEING SERVICE REQUEST NUMBER 3-4762064646 AND ITS ASSOCIATED MESSAGES.