Service difficulty report · Transition Panel · Boeing 757224

Difficulty date
July 9, 2024
Submitted
July 10, 2024
Operation
Air carrier
Aircraft
N34131
Make and model
Boeing 757224
Aircraft serial
28971
Aircraft time
95,844 hours, 20,460 cycles
Part
Transition Panel
Part number
143N5366
Condition
Corroded
Location
Bs 640 Str26
Stage of operation
IN
How discovered
O
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

B757-53-3-0495 - CORROSION ON TRANSITION PANEL BS 640 STR26 (BELOW PANEL ON NUTPLATE AREA) DOT 46-27 CHECKED LIMITS FOUND EXFOLIATED CORROSION 100% MATERIAL LOST IAW AND AMM 51-00-59. B757-200 SRM 53-00-53-1A-1 NOTE C DETAIL V. REMOVED AND REPLACED SIDE PANEL BS 545 TO 640 S-26R AND RESTORED SURFACE IAW B757- 200 SRM 51-40-02 BOEING DWG 143N5366, SRM 21-20-01,