Service difficulty report · Floorbeam · Boeing 75728A

Difficulty date
March 22, 2013
Submitted
March 22, 2013
Operation
Air carrier
Aircraft
N967FD
Make and model
Boeing 75728A
Aircraft serial
26269
Aircraft time
51,750 hours, 16,973 cycles
Part
Floorbeam
Part number
146N51094
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

BS 1640 MULTUIPLE AREAS OF CORROSION FOUND FLOORBEAM STRUCTURE ON THE UPPER SURFACE AND UNDERSIDE SURFACE. CORROSION REMOVED IAW SRM 51-10-02 REV 108. FOUND EXCEED LIMITS IAW SRM 53-00-51 ALLOWABLE DAMAGE1 FIG 101 REV 108. FLOORBEAM REMOVED IAW SRM 51-40-02 REV 108. NEW FLOORBEAM FABRICATED IAW DWG 146N5109 SHT 1 REV A AND INSTALLED IAW DWG 146N5089 SHT 1 REV B AND COMPLIED WITH EA F-5310-166057. REPAIR CLASSIFIED AS MAJOR AS PER GMM 6-2-100

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