Service difficulty report · Floorbeam · Boeing 7378H4

Difficulty date
December 17, 2024
Submitted
January 23, 2025
Operation
Air carrier
Aircraft
N8518R
Make and model
Boeing 7378H4
Aircraft serial
63593
Aircraft time
26,817 hours, 13,369 cycles
Part
Floorbeam
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

DOT#66 A-043 AFT CABIN WET AREA FLOOR BEAM CORRODED AT NUTPLATE HOLES 4EA STA 947+4' LBL 29 TO LBL 46 WL 208<[01] REMOVED CORROSION ON AFT CABIN WET AREA FLOOR BEAM CORRODED AT NUTPLATE HOLES 4EA STA 947+4' LBL 29 TO LBL 46 VERIFIED ALLOWABLE DAMAGE ON FLOOR BEAM; ORIG T .080'; LOSS .032'; REMAINING .048'. FOUND TO BE OUT OF LIMITS; LOCATED. DRILLED; INSTALLED AND CIC. IAW SRM 51-40-02. SRM 51-40-05; SRM 53-70-51-1A-1; DWG # 147A5650 REV: A;[02] VERIFIED ITEM 1<BR>C/W

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