SDR AALA202111080476

Service difficulty report · Transition Panel · Boeing 737*

Difficulty date: October 20, 2021
Submitted: November 8, 2021
Operation: Air carrier
Aircraft: N817NN
Make and model: Boeing 737*
Aircraft serial: 29558
Aircraft time: 35,154 hours, 14,314 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Transition Panel
Part number: 146A7502
Condition: Corroded
Location: Zone 100 - Fuse
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

AIRCRAFT IN BASE MAINTENANCE: CORROSION, MEASURING L=2.5 IN, W=1.00 IN, D=0.01 IN, ON AFT CARGO AREA LEFT HAND TRANSITION PANEL LOCATED BETWEEN BS 767 AND BS 787 AT S25L. REPLACED PANEL PER SRM 53-00-53-2R-5. (SUPPLEMENTAL REPORT FOR AALA202111050476 TO ADD "AIRCRAFT IN BASE MAINTENANCE" TO SECTION 4 DESCRIPTION)