Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
August 19, 2023
Submitted
September 25, 2023
Operation
Air carrier
Aircraft
N299WN
Make and model
Boeing 7377H4
Aircraft serial
36614
Aircraft time
51,989 hours, 31,418 cycles
Part
Stiffener
Part number
UNKNOWN
Condition
Cracked
Location
Zn 300 Stabilize
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

RIGHT HORIZONTAL STABILIZER RIB #5 STIFFENER 3 LOWER SECTION CRACKED<[01] RIGHT HORIZONTAL STABILIZER RIB #5 REPAIRED STIFFENER 3 LOWER SECTION AS PER SRM 55-10-09-2R-4 AND SRM 51-40-02-0G-0;[02] VERIFIED REPAIR.;[03] VERIFIED WORKMANSHIP OF RIB # 5 STIFFENER 3 REPAIR.;[04] RII -- VERIFIED R/H HORIZONTAL STABLIZER RIB #5 STIFFNER #3 REPAIR.

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