SDR DU4R2006529

Service difficulty report · Fitting · Boeing 757200

Difficulty date: June 25, 2006
Submitted: July 4, 2006
Operation: Air carrier
Filed by: DU4R141M
AAR Aircraft Services, LLC
Aircraft: N630DL
Make and model: Boeing 757200
Aircraft serial: 22920
Aircraft time: 61,305 hours, 29,686 cycles
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Fitting
Condition: Corroded
Location: Bulkhead
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

TWO CORRODED AND ELONGATED HOLES IN TEE CHORD AT AFT PRESSURE BULKHEAD P/N 146N8726U2 AND 146N8722-16 BS 1720 RBL 57. OVERSIZED 2 EA HOLES AND INSTALLED FREEZE PLUGS IN UPPER HOLE AND INSTALLED OVERSIZED BOLT IN LOWER HOLE, INSTALLED NEW TEE FITTING IAW B757 SRM 51-10-2, 51-40-2, 51-20-67, 51-10-01, 53-80-08 FIG 101 AND BOEING DWG 146N9208.

More about the Boeing 757-200 SERIES