SDR UPS01436425

Service difficulty report · Frame · Boeing 747200

Difficulty date: July 23, 2001
Submitted: July 30, 2001
Operation: Air carrier
Aircraft: N520UP
Make and model: Boeing 747200
Aircraft serial: 21943
Aircraft time: 61,383 hours, 14,839 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
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:C2 U/D BS 380 STR 6L AND 7L FRAME INNER CHORD CRACKED. REPAIRED FRAME INNER CHORDS & WEB AS PER SRM 53-10-04 FIG 98 (NDT C/OUT PER NDT MANUAL PT.6, 51-00-00 FIG04 CONFIRMED; RESULT: NO CRACK REVEALED AT TRIM OFF AREA NO CRACK BEYOND STOP HOLE ).

More about the Boeing 747-200