Service difficulty report · Web · Boeing 7377H4

Difficulty date
July 28, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N447WN
Make and model
Boeing 7377H4
Aircraft serial
33720
Aircraft time
58,733 hours, 34,620 cycles
Part
Web
Condition
Corroded
Location
Bs 1015 Lbl 38
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

CORROSION ON WEB AT AFT WET AREA BS1015 LBL38 WL208. ; / [01] REMOVED 1 EA FASTENER TO FOM PER SRM 51-40-02 AT DISCREPANCY AREA.; [02] REMOVED AND EVALUATED CORROSION REMOVAL AT DISCREPANCY AREA L= 1.3' W=0.8'. NO ALLOWABLE DAMAGE FOUND ON SRM. PART TO BE REPAIR BY REPLACEMENT PER SRM 51-10-02;

More about the Boeing 737-7H4