Service difficulty report · Bulkhead · Boeing 747121

Difficulty date
March 8, 2006
Submitted
April 5, 2006
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Aircraft time
106,939 hours, 27,146 cycles
Part
Bulkhead
Condition
Corroded
Location
Rt Wlg Ww
Stage of operation
IN
How discovered
9
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

RT WLG W/W CANTED BULKHEAD LOWER AREA SURFACE CORROSION REVEALED AT BS 1241 RBL 36-50. CORROSION BLEND OUT 0.039" BY 2" BY 12" EXCEED SRM 53-10-01 FIG 1 LIMITS, RT WLG W/W CANTED BULKHEAD BS 1238 TO BS 1241 RBL 35" TO RBL 55". REPAIRED AS PER HX RS NR R53-48-35472, AND UPS ENGINEERING FILE NR 747-53-20296.