SDR CALA2025090808560

Service difficulty report · Web · Boeing 737824

Difficulty date: August 20, 2025
Submitted: September 8, 2025
Operation: Air carrier
Aircraft: N37252
Make and model: Boeing 737824
Aircraft serial: 30583
Aircraft time: 76,280 hours, 28,762 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Web
Part number: 654A000358
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

FOUND EXCESSIVE DAMAGE CORROSION AT THE FWD CARGO MAIN SILL WEB BTW BS 440 & 492. R & R MAIN SILL WEB BTW BS 440 TO 492 IN FWD CARGO BAY IAW SRM 51-40-02-0G-0, DWG 143A8120, DWG 143A8330, SRM 51-40-08-0G-0, SRM 51-20-01-0G-0 STEP 5D, AMM 51-21-72-370-804, SOPM 20-30-03 & SOPM 20-41-05.