SDR CALA2025112111386

Service difficulty report · Channel · Boeing 737924ER

Difficulty date: October 30, 2025
Submitted: November 21, 2025
Operation: Air carrier
Aircraft: N38479
Make and model: Boeing 737924ER
Aircraft serial: 62817
Aircraft time: 27,114 hours, 10,251 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Part number: 143A7501
Condition: Corroded
Location: Zone 100
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

FWD CARGO COMPARTMENT RT ZEE CHANNEL POSSIBLE CORROSION BTW BS 500D - 500L. REMOVED, FABRICATED, LOCATED, DRILLED, AND PERFORMED COUTERSINK ON FWD CARGO RT ZEE CHANNEL. APPLIED ALODINE A ND PRIMER ALL WORK DONE IAW SRM 51-40-02-0G-0, 53- 00-53-2R-5, 51-40-05-0G-0, 51-40-08-0G-0, 51-20-01-0G-0 AMM 51-2 1-72-370-804, &20-60-07-913-801.