SDR AWXA200501497

Service difficulty report · Floorbeam · Boeing 73733A

Difficulty date: November 17, 2005
Submitted: December 12, 2005
Operation: Air carrier
Aircraft: N164AW
Make and model: Boeing 73733A
Aircraft serial: 23625
Aircraft time: 61,105 hours, 42,713 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 65C10592156
Condition: Corroded
Location: Bs 961
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 - DURING C19 CHECK DISCOVERED CORROSION ON THE FLOOR SUPPORT ASSEMBLY AT BS 961, BL 36R TO BL 35R AND WL 208. CORROSION WAS FOUND TO BE OUT OF LIMITS IAW BOEING 737-300 SRM 53-60-51A1 FIG 101. MAINTENANCE REMOVED AND INSTALLED NEW FLOOR SUPPORT ASSEMBLY AT BS 961, BL 26R TO BL 35R, AND WL 208 IAW BOEING 737-300 SRM 51-40-02-0G FIG 12.

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