Service difficulty report · Frame · Boeing 747243B

Difficulty date
June 22, 2011
Submitted
July 6, 2011
Operation
Air carrier
Aircraft
N517MC
Make and model
Boeing 747243B
Aircraft serial
23300
Aircraft time
91,897 hours, 15,722 cycles
Part
Frame
Condition
Damaged
Location
Bs 340
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

DURING THE "C4/A4 CHECK" WHILE COMPLYING WITH SB747 -53A2459, REV 1, CRACK DAMAGE TO WEB OF BODY STATION FRAME 65B10334-69 WAS DOCUMENTED IAW NRC 50198. REPAIRED DAMAGE IAW SRM 53-10-04, FIG 102 AND EO RS NR: R-53-25-37120 REV A.