Service difficulty report · Skin · Boeing 747451

Difficulty date
March 22, 2012
Submitted
April 19, 2012
Operation
Air carrier
Aircraft
N664US
Make and model
Boeing 747451
Aircraft serial
23819
Aircraft time
94,936 hours, 11,946 cycles
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

INSPECTION FOUND HOLE CRACK 1 EA ON SKIN AT STA 982 STR-38R UNDER LWR DRAG SPLICE FITTING (NR 6 HOLE FROM STA 990 (EDGE OF SKIN) AS MARKED. SKIN REPAIR AND INSTALLATION CARRIED OUT AS PER B747-400 SRM 53-20-01 FIG 201 AND PRI 501602-14AD REV 0. PRI 501-602-14AD REV 0 COMPARED AND IN COMPLIANCE WITH FINAL ER/A 501602-14AD REV ORIGINAL.