Service difficulty report · Panel · Boeing 7377H4

Difficulty date
October 1, 2023
Submitted
October 4, 2023
Operation
Air carrier
Aircraft
N207WN
Make and model
Boeing 7377H4
Aircraft serial
34012
Aircraft time
58,707 hours, 35,317 cycles
Part
Panel
Part number
UNKNOWN
Condition
Delaminated
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
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

193B PANEL HAS A CAVITY IN THE PANEL LAYERS AROUND FASTENER HOLE #16 THAT APPEARS TO EXTEND MORE THAN HALF WAY THROUGH THE THICKNESS OF THE PANEL AND FASTENER HOLE #18 HAS DELAMINATION. 193B PANEL HAS A CAVITY IN THE PANEL LAYERS AROUND FASTENER HOLE #16 THAT APPEARS TO EXTEND MORE THAN HALF WAY THROUGH THE THICKNESS OF THE PANEL. THE CAVITY MEASURES AT APPROXIMATELY .325 IN LENGTH BY .100 IN WIDTH. FASTENER HOLE #18 HAS DELAMINATION FROM THE FASTENER PULLING ON THE INTERIOR MATING SURFACE OF THE PANEL.<[01] C/W

More about the Boeing 737-7H4