SDR AWXA200400757

Service difficulty report · Floorbeam · Boeing 7373G7

Difficulty date: June 20, 2004
Submitted: July 9, 2004
Operation: Air carrier
Aircraft: N306AW
Make and model: Boeing 7373G7
Aircraft serial: 24633
Aircraft time: 45,364 hours, 31,279 cycles
Engine: Ge CFM56*
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 6545410
Condition: Cracked
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

MAJOR REPAIR, DURING C-15 CHECK, A .5000 INCH CRACK WAS FOUND IN FLOORBEAM AT FASTENER HEAD IN WEB BS 700, LBL 24.5, WL 204. MAINTENANCE CUTOUT DAMAGED SECTION OF FLOOR BEAM WEB AT BS 700, LBL 24.5, WL 204; FABRICATED A NEW REPLACEMENT SECTION OF WEB AND A REINFORCING DOUBLER; INSTALLED REPAIR PARTS IAW AWA E R 03-5702-04184-ES2A.

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