Service difficulty report · Skin Panel · Boeing 7377H4

Difficulty date
July 23, 2025
Submitted
September 3, 2025
Operation
Air carrier
Aircraft
N299WN
Make and model
Boeing 7377H4
Aircraft serial
36614
Aircraft time
58,053 hours, 35,128 cycles
Part
Skin Panel
Condition
Cracked
Location
Zone 300
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

CRACK INDICATION FOUND ON RT HORIZONTAL STABILIZER LOWER SKIN PANEL. LOCATED AT STAB STA 184.70 RIB AND 9 INCH. FROM REAR SPAR. INBOARD SIDE OF RIB. CRACK LENGTH = 0.350 INCH. PERFORMED REPAIR ON RT HORIZONTAL STABILIZER LOWER SKIN PANEL BTW SSTA 203.10 & SSTA 184.70 IAW EA# 25-155-02132-WIP1 AND EA# 25-155-02132.

More about the Boeing 737-7H4