SDR AALA2020080429005

Service difficulty report · Floorbeam · Airbus A321231

Difficulty date: June 30, 2020
Submitted: August 4, 2020
Operation: Air carrier
Aircraft: N122NN
Make and model: Airbus A321231
Aircraft serial: 6252
Aircraft time: 20,123 hours, 5,674 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: D5397470300300
Condition: Corroded
Location: Frame 58
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

AIRCRAFT IN BASE MAINTENANCE: CORROSION OF FLOOR SUPPORT FRAME IN AFT CARGO COMPARTMENT BETWEEN BL 0 AND RBL 36 AT FRAME C58, MEASURING L=0.485 IN, W=0.523 IN, D=0.012 IN. REPLACED FLOOR SUPPORT FRAME WITH NEW IAW SRM 53-41-14 AND AARD 51-00-00-03.

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