SDR AWXA200201006

Service difficulty report · Stiffener · Boeing 737301

Difficulty date: October 7, 2002
Submitted: October 15, 2002
Operation: Air carrier
Aircraft: N324AW
Make and model: Boeing 737301
Aircraft serial: 23261
Aircraft time: 54,872 hours, 35,064 cycles
System (JASC): 5720 · Wing Miscellaneous Structure
Part: Stiffener
Part number: 69737595
Condition: Cracked
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

DURING C-17 CHECK A 1 3/4 INCH CRACK WAS FOUND ON THE LOWER AFT END OF STIFFENER AT LT WING NR 3 FLAP FAIRING, WS 184.40 TO WS 191.00. MAINTENANCE REMOVED THE DAMAGED STIFFENER AT WS 184.40 TO WS 191.00, FABRICATED A NEW REPLACEMENT STIFFENER, AND INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02, PG. 16-17, 38, FIG. 8, SRM 51-40-04, PG. 2, FIG. 1, AND SRM 51-40-05, PG. 7, FIG. 4.