SDR FDEA201205151814

Service difficulty report · Structure · Boeing 757225

Difficulty date: May 15, 2012
Submitted: May 16, 2012
Operation: Air carrier
Aircraft: N942FD
Make and model: Boeing 757225
Aircraft serial: 22612
Aircraft time: 66,851 hours, 23,694 cycles
System (JASC): 5420 · Nacelle/Pylon Miscellaneous Structure
Part: Structure
Condition: Cracked
Location: Zone 400
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

NR 2 PYLON, HORIZ FLANGE FASTENER HOLE CRACKED IN TITANIUM RT THIRD HOLE FROM AFT BULKHEAD. REAMED HOLE TO .405 IAW EA F-5450-157204 STEP1, AND 2ND HOLE TO .437 IAW EA F-5450-157204, STEP 3, NDT CHECK FOR CRACK, NO CRACK NOTED. INSTALLED FASTNER IAW-SRM-51-40-02 AND EA F-5450-157204. FAA FORM 8100-9, DATED 02 APRIL,2012, CLASSIFIED RE-PAIR AS A CAT."B" MAJOR REPAIR.