SDR DALA2016111408783

Service difficulty report · Floor Support · Boeing 737832

Difficulty date: November 13, 2016
Submitted: November 14, 2016
Operation: Air carrier
Aircraft: N374DA
Make and model: Boeing 737832
Aircraft serial: 29622
Aircraft time: 55,276 hours, 22,402 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Fuselage
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

DURING INSPECTION FOUND AFT CARGO PIT LEFT FLOOR SUPPORT CHANNEL CORRODED AT LBL 3" AREAS BETWEEN BS 727F AND 747. MAINTENANCE FABRICATED NEW REPAIR CHANNEL SPLICE, LOCATED DRILLED, TREATED AND PRIMED AND INSTALLED NEW REPAIR CHANNEL SPLICE IAW SRM 53-00-53, ERA NR 492969-14MA, B737-800 AMM 51-21-41-370-802, AMM 51-21-41-370-804, AMM 51-21-91-620-802, PS 900-5-1 NR 4.