SDR UPS01437244

Service difficulty report · Bulkhead · Boeing 747200

Difficulty date: October 31, 2001
Submitted: November 9, 2001
Operation: Air carrier
Aircraft: N524UP
Make and model: Boeing 747200
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Bulkhead
Condition: Cracked
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:IN CRACK IN NOSE WHEEL WELL PRESS BULKHEAD. CRACK IN FRAME OF STATION 400 AFT SIDE PRESSURE BULKHEAD BWL 118 LT OF CENTER 22.5 INCH. PERFORMED OPEN HOLE HFEC OF THE 4 HOLES COMMON TO THE AFT WALL AND STIFFENER AT CRACKED HORZ FRAME PER BOEING. NO CRACKS AT HOLES NOTED CRACK IS IN HORZ SECTION AND EXTENDS TO RADIUS BUT NOT BEYOND TO UPPER FASTENER HOLE. ACCOMPLISHED EO B747-5310-15648 APPENDIX A AS REQUIRED.

More about the Boeing 747-200