SDR AWXA200200722

Service difficulty report · Tee Chord · Boeing 73733A

Difficulty date: July 29, 2002
Submitted: August 12, 2002
Operation: Air carrier
Aircraft: N174AW
Make and model: Boeing 73733A
Aircraft serial: 23633
Aircraft time: 54,740 hours, 33,889 cycles
Engine time: 0 hours, 0 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Tee Chord
Part number: 65468101
Condition: Corroded
Part time: 0 hours, 0 cycles
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-17 CHECK EXFOLIATION CORROSION WAS FOUND ON UPPER SURFACE OF FLOOR BEAM (TEE CHORD) BS 967, LBL 18. MAINTENANCE CUTOUT DAMAGED AREA OF UPPER TEE CHORD BS 967, LBL 18, FABRICATED 2 EACH SUPPORT ANGLES, 2 EACH STRAPS, AND A NEW SECTION OF UPPER TEE CHORD, AND INSTALLED REPAIR PARTS IAW B737-300 SRM 53-00-51, PG. 207-211, FIG 202.

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