Service difficulty report · Skin · Boeing 757236

Difficulty date
July 10, 2025
Submitted
July 11, 2025
Operation
Air carrier
Aircraft
N979FD
Make and model
Boeing 757236
Aircraft serial
25592
Aircraft time
66,979 hours, 26,121 cycles
Part
Skin
Part number
113N200346H
Part serial
000477
Condition
Delaminated
Location
Zone 600 Flap
Component
Flap · Boeing
Component part number
113N200346H
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

RIGHT WING INB FLAP T/E BTW MF STA 223.86 TO MF 243.0 SUSPECT DELAMINATION. PERFORMED TAP TEST ON RT WING I/B FLAP T/E "MAIN FLAP DELAMINATION FOUND DIM = 3" LONG ,12"WIDTH OUT OF LIMIT IAW B757 SRM 57-53-01-1A DETAIL I, FIG 101, SHEET 5 NOTE "L" IAW B757 SRM 51-10-06-2R, APPLIED PERMANENT REPAIR ON RH WING I/B FLAP T/E "MAIN FLAP " IAW B757 51-70-10-2R, REP 4 FIG 201, SHEET 1. THIS IS MAJOR REPAIR.