Service difficulty report · Floorbeam · Boeing 737401

Difficulty date
July 2, 2010
Submitted
August 6, 2010
Operation
Air carrier
Aircraft
N409US
Make and model
Boeing 737401
Aircraft serial
23879
Aircraft time
60,218 hours, 40,641 cycles
Part
Floorbeam
Part number
65538446
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

CLT - Q1 - MAJOR REPAIR - LEVEL 2 EXFOLIATION CORROSION ON FLOORBEAM BETWEEN BS 787 TO BS 847, RBL 13.8. REPAIRED FLOORBEAM BETWEEN BS 787 TO BS 847, RBL 13.8 IAW TYPICAL REPAIR 53-10-06C.