Service difficulty report · Skin · Boeing 747422

Difficulty date
May 4, 2016
Submitted
May 6, 2016
Operation
Air carrier
Aircraft
N178UA
Make and model
Boeing 747422
Aircraft serial
24385
Aircraft time
94,115 hours, 11,292 cycles
Engine
Pwa PW4056
Part
Skin
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

RIGHT NR 5 MAIN ENTRY DOOR AFT UPPER CUT OUT SKIN CRACK, STATION 2280, 3" DOWN FROM STRINGER 16R, LENGTH=1". REPAIRED IAW EN -53-0322. REPAIR ACCOMPLISHED IAW EVA 80571 ECRA 5300-05671 REV. REMOVED RIVETS AS SHOWING IN FIGURE 1, PERFORMED OPEN HOLE HFEC INSPECTION OF THIS RIVETS HOLE & NO CRACKS OR OTHER DEFECTS WERE FOUND. INSTALLED NEW RIVETS AT THE AREA.