SDR EIAA980223

Service difficulty report · Floorbeam · Boeing 747273C

Difficulty date: July 1, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N471EV
Make and model: Boeing 747273C
Aircraft serial: 20651
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Cracked
Location: Bs 380
Part time: 73,984 hours
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

SIN - DURING B-CHECK, BS 380 UPPER DECK FLOORBEAM WAS FOUND CRACKED AT THE UPPER CHORD, RT OUTBOARD END. ACCOMPLISHED TIME LIMITED REPAIR, PERMANENT REPAIR TO BE ACCOMPLISHED PRIOR TO 18 MONTHS OR 1500 CYCLES, WHICHEVER COMES FIRST PER TELEX SCO-QUG-98-0016RE, AD 98-09-17. ECRA 471-53-1771. GENERATED TO TRACK REPAIR. (M)