SDR UIEA01050

Service difficulty report · Skin · Boeing 747230B

Difficulty date
April 26, 2001
Submitted
May 17, 2001
Operation
Air carrier
Aircraft
N509MC
Make and model
Boeing 747230B
Aircraft serial
21221
Part
Skin
Part number
65B9412824
Condition
Cracked
Location
Nr Pylon
Part time
100,709 hours
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 INSPECTION FOUND PYLON SKIN NR 4 POSITION CRACKED AT ACCESS DOOR R/S BETWEEN NAC 211.42 AND 222.50. TRIMMED OUT CRACKED AREA. HFEC AREA FOR ADDITIONAL CRACKING, NO CRACKS FOUND. FABRICATED FILLER AND REPAIR DOUBLER, INSTALLED SAME PER STANDARD PRACTICES SRM 51-30. (M)