Service difficulty report · Floorbeam · Boeing 75723A

Difficulty date
August 21, 2010
Submitted
August 23, 2010
Operation
Air carrier
Aircraft
N994FD
Make and model
Boeing 75723A
Aircraft serial
25490
Aircraft time
39,368 hours, 10,921 cycles
Part
Floorbeam
Part number
BAC1505100880
Condition
Corroded
Location
Bs 365.25
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

STA 365.25 FLOORBEAM HAS CORROSION ON TOP OF BEAM AND UNDERNEATH TOP OF BEAM AT SEVERAL LOCATIONS RT OF BL 0. REMOVED CORROSION IAW SRM 51-10-02. OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL 3. REMOVED DAMAGED FROM LBL 13-RBL 68.6. FABRICATED REPAIR PARTS; TEE CHORD, BAC 1505-100880, BATCH3 1787163. FABRICATED SPLICES (ANGLES) ON TRAVELER T10/848225 AND STRAPS ON TRAVELER T10/848228. MATERIAL LOSS ON BEAM; ORIG.=.125",AFTER=.093",LOSS=.032". INSTALLED ALL REPAIR PARTS IAW SRM 53-00-51, REPAIR NR3, DETAIL 1, FIG 101, AT BS 365.25, LBL 13 -RBL 68.6. MAJOR REPAIR.

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