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SDR CALA2019120322105

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Service difficulty report · Housing · Boeing 757224

FAA SDR system

Difficulty date
November 25, 2019
Submitted
December 3, 2019
Operation
Air carrier
Aircraft
N12109
Make and model
Boeing 757224
Aircraft serial
27299
Aircraft time
97,512 hours, 22,783 cycles
System (JASC)
5330 · Fuselage Main, Plate/Skin
Part
Housing
Part number
148N313820
Condition
Corroded
Location
Apu Inlet
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

B757-06-3-0270 APU AIR INLET HOUSING FWD EDGE BULGED AROUND FAST ENERS. RL029 REF. ST. ENGINEERING N/R 0080779 REMOVED CORROSION AND CHECKED LIMIT TO APU AIR INLET HOUSING FWD L THICKNESS IS .250". OUT OF LIMITS IAW B757-200 SRM 53-80-15 FI G 101, DETAIL I AND II. REMOVED AND REPLACED FWD APV STRAP, P/N 148N3138-20, BATCH 0002578653, PO SAG1951971, IAW BOEING DRAWING EDGE AROUND FASTENERS;L=5.0", W=1.0", D=.250", ORIGINAL MATERIA 21062 148N3105 REV C.