SDR UIEA2022100801103

Service difficulty report · Intercostal · Boeing 7378

Difficulty date: October 20, 2022
Submitted: October 24, 2022
Operation: Air carrier
Aircraft: N5237A
Make and model: Boeing 7378
Aircraft serial: 32608
Aircraft time: 48,848 hours, 24,058 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Intercostal
Part number: 146A34267
Part serial: NSN
Condition: Corroded
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

***CORROSION*** AFT CARGO COMP, CORROSION ON FWD SIDE OF INTERCOSTAL STA 727+8, LBL5-RBL5, WL150. (CORROSION FOUND ON FWD SIDE OF INTERCOSTAL @STA 727+8, LBL 5 TO RBL 5, WL 150 TO BE 100% MATERIAL LOSS AND FOUND OUT OF LIMITS PER SRM 53-00-53-1A-2. REMOVED AND REPLACED DAMAGED INTERCOSTAL ASSY. @STA 727+8, LBL 5 TO RBL 5 PER DWG# 146A0061 AND SRM 51-40-02-0G-0)

More about the Boeing 737-8