SDR FDEA201503311125

Service difficulty report · Keelbeam · Boeing 757222

Difficulty date: March 31, 2015
Submitted: March 31, 2015
Operation: Air carrier
Aircraft: N771FD
Make and model: Boeing 757222
Aircraft serial: 24799
Aircraft time: 763 hours, 28,339 cycles
System (JASC): 5314 · Fuselage Main, Keel
Part: Keelbeam
Part number: 143N35801
Condition: Corroded
Location: Fuselage
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

FORWARD PIT, BS 839 - 860, LT KEEL BEAM EXTENSION CORRODED. REMOVED CORROSION LT KEEL BEAM, STATION 839 - 860, STRINGER 28L - 29R IAW SRM 51-10-02. CHECKED LIMITS, OUT OF LIMITS IAW SRM 53-30-12 FIG 101 DETAIL 1. REPAIRED IAW F-5310-T0315372 PT 1 EA, MAJOR REPAIR.