Service difficulty report · Skin · Boeing 757251

Difficulty date
September 4, 2025
Submitted
September 5, 2025
Operation
Air carrier
Aircraft
N545US
Make and model
Boeing 757251
Aircraft serial
26492
Aircraft time
89,399 hours, 28,825 cycles
Part
Skin
Condition
Corroded
Location
Zone 600
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

FOUND CORROSION RIGHT WING UPPER SURFACE BETWEEN WING STATION 150.5 AND 95 NEAR CORNER OF FIXED LEADING EDGE. BLENDED AREA AND SUMITTED TO ENGINEERING FOR EVALUATION. SHOT/FLAP PEENED AREA REF RI B757-200. RT WING UPPER SKIN/LE WS 95.0-150.5/ CORROSION STEP 6 AND RI 628946-14. C/W SO PM 20-44-04 CHEMICAL CONVERSION COATING AND 2 COATS PRIMER TYPE 3 REF RI B757 RT WING UPPER SKIN CORROSION, RI 628946-14. MINOR STEP 6. STEP 5 PF RI 628946-14 DATED 03 SEP25E NO FASTENERS IN BLEND AREA. COMPLETED ALL STEP OF RI 628946-14. (1180639)