SDR 2010F00235

Service difficulty report · Stringer · Aerosp ATR72212

Difficulty date
November 4, 2010
Submitted
November 4, 2010
Operation
Air carrier
Aircraft
N807FX
Make and model
Aerosp ATR72212
Aircraft serial
383
Aircraft time
39,760 hours, 32,571 cycles
Engine
Pwa PW120
Part
Stringer
Condition
Corroded
Location
Zone 100
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

JOINT STRINGER ON STR 19R AT FR23, SUSPECTED OUT OF LIMITS FOR CORROSION. REMOVED CORROSION REFERENCING SRM 51-21-42, REV 77. FOUND MATERIAL LOSS TO BE BEYOND SRM LIMITS IAW SRM 51-10-10, REV 77. SRM 53-51-26, FIG 101, ITEM 30, REV 77 AND SRM 51-31-60, FIG 42 REV 77. REMOVED PART REF SRM 51-25-01, REV 77. ALIGNED & DRILLED NEW JOINT STRINGER PN S5307021020801, PO P02154C REF SRM 51-25-02, REV 77. INSTALLED STRINGER JOINT REF SRM 51-25-01, REV 77. DURING INSTALL, ATTACHED ANGLE BRACKET WAS DISCOVERED TO HAVE AREAS OF CORROSION. REMOVED CORROSION REF SRM 51-21-42 REV 77. ALODINED PART REF SRM 51-21-17, REV 77. NEGLIGIBLE AMOUNT OF METAL REMOVED. PRIMED AND PAINTED PART REF SRM 51-21-27, REV 77. NOTE: ATTACHED ANGLE FOUND TO BE WITHIN LIMITS REF SRM 51-10-10, REV 77.

More about the Aerosp ATR 72-212