SDR AWXA960147

Service difficulty report · Stiffener · Boeing 737275

Difficulty date: March 15, 1996
Submitted: March 26, 2000
Operation: Air carrier
Make and model: Boeing 737275
Aircraft serial: 20959
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Stiffener
Condition: Cracked
Location: Bs 727
Stage of operation: IN
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

PAE - FLT 3812 - DURING ROUTINE SCHEDULED C-9 MAINTENANCE CHECK, FOUND CRACK AT BS 727, STR 18A, LT OUTBOARD CHORD. TRIMMED SHEAR BEAM WEB HORIZONTAL STIFFENER ON BS 727, WL 189, STR 18A PER SB 737-53A116, FIGURE 3. NDT VERIFIED CRACK CONTAINMENT, FABRICATED AND INSTALLED PER SRM 51-10-2, SRM 51-30-2, SRM 51-20-4. (X)