SDR UALA2013030101222

Service difficulty report · Structure · Boeing 757222

Difficulty date: February 28, 2013
Submitted: March 4, 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: Fuselage
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 IN BOLT HOLES, BS 1640, BL 0 TO RBL 64 WL 208. REMOVED CORROSION AT BOLT HOLES FLOORBEAM BS 1640 RBL 64 WL 208 IAW B757-200 SRM 51-10-02-0G PAR 14 FIG 1. ORG MAT THICKNESS IS .125.MAT REMAINING IS .094. MAT REMOVED IS .031 AND IS OUT OF LIMITS IAW B757-200 SRM 53-00-51 DETAIL VI. REPAIRED BS 1640 RBL 64 WL 208 IAW ECRA 5310-05536.