Service difficulty report · Floorbeam · Boeing 737990

Difficulty date
March 6, 2014
Submitted
April 3, 2014
Operation
Air carrier
Aircraft
N319AS
Make and model
Boeing 737990
Aircraft serial
33679
Aircraft time
39,680 hours, 15,200 cycles
Part
Floorbeam
Part number
147A5506
Condition
Corroded
Location
Bs 986.5
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

FLOOR STRUCTURE WET AREAS, FLOORBEAM IS CORRODED INBD OF AFT SERVICE DOOR. BS 986.5, LBL 47, WL 200. ACFT GROUNDED. REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS IAW SRM 53-70-51. REPAIRED FLOORBEAM IAW SRM 53-70-51-2R-4.