Service difficulty report · Floorbeam · Boeing 737724

Difficulty date
April 25, 2014
Submitted
April 28, 2014
Operation
Air carrier
Aircraft
N27734
Make and model
Boeing 737724
Aircraft serial
28949
Aircraft time
49,541 hours, 15,797 cycles
Part
Floorbeam
Part number
147A55047
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

MAIN DECK STATION 947.5 RBL 50 - 53 LAVATORY E AFTER OTBD TIE DOWN FITTING ATTACH FLOOR STRUCTURE FOUND CORROSION. CORROSION REMOVED IAW SRM 51-10-02. BLENDED OUT AREA DEPTH 0.105, ORG THK 0.180 X WIDTH 1'' X LENGTH 3'' OUT OF SRM 53-70-51 ALLOWABLE DAMAGE 1 FIG 103 LIMIT & CORRODED FLOORBEAM REPAIR IAW SRM51-70-51 REPAIR 5 FIG 206 AT RBL 8 TO RBL 60.