SDR AWXA200400237

Service difficulty report · Floorbeam · Boeing 73733A

Difficulty date: February 21, 2004
Submitted: March 4, 2004
Operation: Air carrier
Aircraft: N173AW
Make and model: Boeing 73733A
Aircraft serial: 23632
Aircraft time: 61,016 hours, 37,852 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 655289416
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

MCN - MAJOR REPAIR - DURING C-20 CHECK .25 INCH CRACK WAS FOUND IN CABIN FLOOR PANEL SUPPORT CHANNEL AT BS 540, LBL 45, WL 208. MAINTENANCE REMOVED CRACKED FLOOR CHANNEL AT BS 540, FROM LBL 25 TO LBL 45, WL 208; FABRICATED A NEW REPLACEMENT CHANNEL; INSTALLED REPAIR PART IAW B737-300 SOPM 20-50-01 FIG 1 PG 1-8.

More about the Boeing 737-33A