SDR AWXA200400878

Service difficulty report · Floorbeam · Boeing 7373S3

Difficulty date: July 27, 2004
Submitted: August 12, 2004
Operation: Air carrier
Aircraft: N316AW
Make and model: Boeing 7373S3
Aircraft serial: 23713
Aircraft time: 56,996 hours, 35,376 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 65498852
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

MCN - MAJOR REPAIR - DURING C-19 CHECK CORROSION WAS FOUND ON FLOORBEAM AT BS 986, BETWEEN LBL 25 AND LBL 31, WL 208. MAINTENANCE REMOVED UPPER CHORD OF FLOORBEAM AT BS 294, FROM LBL 51 TO RBL 10; FABRICATED A NEW REPLACEMENT SECTION OF UPPER CHORD; INSTALLED REPAIR PART IAW B737-300 SRM 53-00-51 FIG 202.

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