Service difficulty report · Bulkhead · Boeing 757236

Difficulty date
September 29, 2013
Submitted
October 16, 2013
Operation
Air carrier
Aircraft
N979FD
Make and model
Boeing 757236
Aircraft serial
25592
Aircraft time
56,918 hours, 19,763 cycles
Part
Bulkhead
Part number
311N50335
Condition
Cracked
Location
Zone 400
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

NR 1 PYLON STRUT MID BULKHEAD LOWER FLANGE OTBD FWD SIDE AT PYLON STA 174.3. FOUND SHIM FRAYED AND MIGRATED. NDT INSPECTED-MID BULKHEAD FOUND CRACKED AT ATTACHMENT TO LOWER ANGLE. DAMAGED SHIM REMOVED AND SOLID TAPERED SHIM FABRICATED AND INSTALLED PER SRM 54-50-90 FIG 201 REPAIR 7 REV 109. CRACK REPAIRED PER EA F-5450-T0302438. REPAIR IS MAJOR.