SDR DALA2023041202879

Service difficulty report · Channel · Boeing 7379GPER

Difficulty date: April 11, 2023
Submitted: April 12, 2023
Operation: Air carrier
Aircraft: N931DQ
Make and model: Boeing 7379GPER
Aircraft serial: 38302
Aircraft time: 23,062 hours, 17,598 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Part number: UNKNOWN
Condition: Corroded
Location: Aft Cargo
Stage of operation: IN
How discovered: O
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

(LOG 2714876) DURING INSPECTION FOUND L/H Z CHANNEL IN AFT CARGO BAY HAS MULTIPLE SPOTS OF CORROSION AT STA 727I+9 -767 LBL 21 WL 158. REMOVED AND REPLACED ZEE CHANNEL L/H STA 727 TO STA 887 LBL 21 IAW B737 SRM 51-40-02, B737 SRM 51-40-05, B737 SRM 53-00-53-2R-6, B737 AMM 51-21-41-370-801, B737 AMM 51-21-72-370-804 AND BOEING DRAWING # 146A7502.

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