Service difficulty report · Skin · Boeing 7378H4

Difficulty date
August 26, 2026
Submitted
September 1, 2026
Operation
Air carrier
Aircraft
N8570W
Make and model
Boeing 7378H4
Aircraft serial
36952
Aircraft time
27,599 hours, 14,288 cycles
Part
Skin
Condition
Delaminated
Location
Zone 500 Flap
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

L/H O/B AFT FLAP HAS AREA OF DELAMINATION ON UPPER SURFACE, 2" O/B OF I/B EDGE AND 2" FWD OF AFT EDGE. DELAMINATION AREA MEASURES 4.5" WIDE, 5" LONG, L/H O/B AFT FLAP HAS AREA OF DELAMINATION ON UPPER SURFACE 2" O/B OF I/B EDGE AND 2" FWD OF AFT EDGE. DELAMINATION AREA MEASURES 4.5" WIDE 5" LONG R/R L/H O/B AFT FLAP IAW AMM 27-51-22. VERIFIED R/R OF L/H O/B AFT FLAP IAW AMM 27-51-22. OPS CK GOOD

More about the Boeing 737-8H4