Service difficulty report · Frame · Aerosp ATR72

Difficulty date
September 25, 2006
Submitted
October 3, 2006
Operation
Air carrier
Aircraft
N634AS
Make and model
Aerosp ATR72
Aircraft serial
370
Aircraft time
28,851 hours, 32,478 cycles
Part
Frame
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
9
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

LOWER PART OF FRAME 38 BETWEEN STR 21L AND 21R IS CORRODED. (RESOLVED ON W/O: 36809 TASKCARD: N/R-00305 ) CORROSION REMOVED ON LOWER PART OF FRAME 38 STR 21L-21R IAW SRM 51-21-42. REPAIRED FRAME 38 PER TC EO 72-53-0233. MATERIAL THICKNESS 0.063, MATERIAL REMOVED 0.035 OUT OF LIMITS AS PER SRM 53-61-00 FIG 301 ASA RII C/W. (SUPPLEMENTAL-SDR CLOSED 10/3/06)