SDR UALA2013031801619

Service difficulty report · Structure · Boeing 757222

Difficulty date: March 16, 2013
Submitted: April 25, 2013
Operation: Air carrier
Aircraft: N522UA
Make and model: Boeing 757222
Aircraft serial: 24931
Aircraft time: 72,166 hours, 27,004 cycles
Engine: Pwa PW2037
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Structure
Condition: Corroded
Location: Bs1398
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

CORROSION ON AFT CARGO BAY DOOR CUT THRESHOLD UPPER STRUCTURE BS 1398, RBL 21, WL 146. BLENDED MEASUREMENT ON AFT CARGO BAY DOOR CUT THRESHOLD UPPER STRUCTURE BS 1398 RBL 21 WL 146. MATERIAL REMOVED .023, MATERIAL REMAINING .107 AND IS OUT OF LIMITS IAW SRM 53-60-15, FIG 101, DETAIL VIII. REMOVED AND REPLACED UPPER STRUCTURE IAW SRM 51-40-02.