Service difficulty report · Floorbeam · Boeing 767323

Difficulty date
January 20, 2004
Submitted
January 26, 2004
Operation
Air carrier
Aircraft
N393AN
Make and model
Boeing 767323
Aircraft serial
29430
Part
Floorbeam
Part number
141T5114
Condition
Corroded
Location
Fuselage
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

AFW FLOORBEAM AT STATION BS 347 RBL 43 HAD .90 INCH BY .90 INCH, .045 INCH DEPTH CORROSION BLENDED BEYOND SRM LIMITS. REMOVE CORROSION. APPLY CORROSION PREVENTATIVE COMPOUND TO BARE ALUMINUM SURFACE OF REPAIR AREA. FABRICATE REPAIR STRAP FROM .050 INCH THINK 301 1/2 HARD STAINLESS STEEL. APPLY TWO COATS BMS10-11 PRIMER TO REPAIR STRAP AND TO REPAIR AREA OF FLOORBEAM. FILL BLENDED AREAS ON UPPER SURFACE OF FLOORBEAM WITH BMS5-92 OR BMS5-95 COMPOUND. INSTALL REPAIR STRAP WET WITH BMS5-95 SEALENT. INSTALL REPAIR STRAP USING BACR3ONWG OR EQUIVALENT.