SDR CALA2026012313197

Service difficulty report · Channel · Boeing 737824

Difficulty date: January 21, 2026
Submitted: January 23, 2026
Operation: Air carrier
Aircraft: N33289
Make and model: Boeing 737824
Aircraft serial: 31607
Aircraft time: 66,417 hours, 24,571 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Part number: 146A7502
Condition: Cracked
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

AFT CARGO BAY, LT ZEE CHANNEL POSSIBLE COROSION AND CRACK BTW BS 727B AND 727J. R & R THE LT ZEE CHANNEL BTW BS 727B AND 727J IAW SRM 53-00-53-2R-6, AMM 20-60-07-9913-801, SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, SRM 51-40-08-0G-0, SRM 51-20-01-0G-0, AMM 51-21-72-370-804, & SRM 51-20-05.