Service difficulty report · Floorbeam · Boeing 757224

Difficulty date
September 4, 2024
Submitted
September 5, 2024
Operation
Air carrier
Aircraft
N14121
Make and model
Boeing 757224
Aircraft serial
27563
Aircraft time
87,286 hours, 21,248 cycles
Part
Floorbeam
Part number
146N5232440
Condition
Corroded
Location
Zone 200
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

GEN ITEM: 19-5330-1-2802 (B757-53-3-0532) CORROSION ON UPPER CHORD CAP ON CABIN FLOOR BEAM AT STA.1680, BL0.#3663 REF AMES NR 172653-0100-0054 UPPER CHORD CAP CORRODED OUT OF LIMITS LOCATED AND DRILLED NEW U PPER CHORD CAP INSTALLED AT STA 1680 BLO P/N 146N5232UYO IAW B75 7-200 SRM 51-40-0 SRM 51-40-05 SRM 53-00-5-1A-1 SEE PARTIAL WORK