SDR 07FDEA02413

Service difficulty report · Stringer · Boeing 727227

Difficulty date: July 10, 2007
Submitted: July 10, 2007
Operation: Air carrier
Aircraft: N481FE
Make and model: Boeing 727227
Aircraft serial: 21463
Aircraft time: 43,378 hours, 27,803 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Part number: 655623663
Condition: Corroded
Location: Zone 100
Stage of operation: IN
How discovered: 9
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

FWD CARGO BAY STR S-28R I/B UPPER FLANGE IS CORRODED AT BS 530. REMOVED CORROSION. ORIGINAL MATERIAL THICKNESS WAS .063". REMAINING MATERIAL IS OUT OF LIMITS AT .043". FABBED, TREATED, AND PRIMED REPAIR PART, P/N BAC1498-132. INSTALLED REPAIR PART AND NUT SPACERS AFTER DAMAGE WAS REMOVED, REF SRM 51-10-6 AND SRM 53-10-3, PG 3-4B.