SDR ASAA2014101309445

Service difficulty report · Stiffener · Boeing 737490

Difficulty date: October 13, 2014
Submitted: October 24, 2014
Operation: Air carrier
Aircraft: N792AS
Make and model: Boeing 737490
Aircraft serial: 28887
Aircraft time: 54,126 hours, 30,507 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Stiffener
Part number: 6546579513
Condition: Corroded
Location: Bs 1115
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

APU BAY RT BULKHEAD AFT CUTOUT FWD LANDING HAS A CORRODED SPOT ON THE BACKSIDE. ACFT GROUNDED. AT APU COMPARTMENT RT BULKHEAD AFT CUTOUT, FWD STIFFENER REMOVED CORRODED OUT OF LIMITS, R & R DAMAGED STIFFENER IAW SRM 53-80-13-1A-2, FIG 101, 51 40-02-0G-0, W 2.00, O .063, R .022, L 2.00, D .041.