Service difficulty report · Floorbeam · Aerosp ATR72

Difficulty date
October 29, 2007
Submitted
November 2, 2007
Operation
Air carrier
Aircraft
N632AS
Make and model
Aerosp ATR72
Aircraft serial
338
Aircraft time
31,670 hours, 35,607 cycles
Part
Floorbeam
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

FLOORBEAM 36 CORRODED. CORROSION REMOVED AS PER SRM 51-21-42 AND IT IS OUT OF LIMITS AS PER SRM 53-61-00. NEW BEAM SPLICED INSTALLED IAW SRM 51-25-01 AND 51-25-04 FABRICATION COVERED ON W/C 2000-199. MATERIAL THICKNESS: 0.063 MATERIAL REMOVED: 0.047 OUT OF LIMITS AS PER SRM: 53-61-00 FIG 301.