Service difficulty report · Stringer · Aerosp ATR72

Difficulty date
September 21, 2006
Submitted
September 26, 2006
Operation
Air carrier
Aircraft
N634AS
Make and model
Aerosp ATR72
Aircraft serial
370
Aircraft time
28,851 hours, 32,478 cycles
Part
Stringer
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

CORROSION FOUND ON INNER STRUCTURE BETWEEN FRAME 13 AND 17 RT STRINGER. CORROSION REMOVED ON INNER STRUCTURE BTN FR 13 AND 17 RT STRINGER 14 IAW SRM 51-21-42. INNER STRUCTURE BETWEEN FR 13 AND 17 RT STRGR 14 REPAIRED IAW SRM 53-31-50 FIG 402 COMPLIED WITH EC/TC EO 72-53-0236 MATERIAL THICKNESS 0.071 MATERIAL REMOVED 0.032 WITHIN LIMITS AS PER SRM 53-31-00 FIG 301 ASA RII C/W. (CLOSED)