Service difficulty report · Floorbeam · Boeing 7378H4

Difficulty date
May 6, 2024
Submitted
May 31, 2024
Operation
Air carrier
Aircraft
N8693A
Make and model
Boeing 7378H4
Aircraft serial
36921
Aircraft time
26,036 hours, 12,784 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Corroded
Location
Bs 947
Stage of operation
IN
How discovered
9
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

AFT R/H LAV; O/B AFT FLOOR MOUNT AT STA 947 HAS AREA OF SURFACE CORROSION IN FLOOR BEAM. REMOVED CORROSION PER SRM 51-10-02. DAMAGE REMOVAL FOUND TO BE OUT OF LIMITS PER SRM 53-70-51-1A-1. CUT AND REMOVED UPPER CHORD FLANGE OF STA. 947 FLOORBEAM FROM RBL 9' TO RBL 59' PER SRM 53-70-51-2R-5; ALTERNATIVE 2. C/W ALL STEPS REPAIRED PER SRM 53-70-51-2R-5; ALTERNATIVE 2 AND EA 24-153-01228-WIP1.

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