SDR 07FDEA01362

Service difficulty report · Keelbeam · Boeing 727225

Difficulty date: April 5, 2007
Submitted: April 5, 2007
Operation: Air carrier
Aircraft: N463FE
Make and model: Boeing 727225
Aircraft serial: 22551
Aircraft time: 38,775 hours, 27,001 cycles
System (JASC): 5314 · Fuselage Main, Keel
Part: Keelbeam
Part number: 65C337511
Condition: Corroded
Location: Zone 100
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

LWR AFT PIT BILGE, STA 950A LBL 8" OB LWR FLANGE OF KEEL BEAM CHORD HAS APPROX 6 SQ INCHES OF CORROSION ON UPPER SURFACE. REMOVED CORROSION ON OUTBOARD FLANGE OF KEEL BEAM LWR AFT PIT BILGE STA 950A, 6" LBL 8" FOUND AREA OUT OF LIMITS. FABRICATED, TREATED AND PRIMED REPAIR, STRAP/FILLER AND INSTALLED REF EO NR 7-5310-7-2356C1 PART 3, NOTE 1 OF FIG 3, PG 2.