Service difficulty report · Floor Support · Boeing 737890

Difficulty date
September 19, 2013
Submitted
October 4, 2013
Operation
Air carrier
Aircraft
N577AS
Make and model
Boeing 737890
Aircraft serial
35186
Aircraft time
64,897 hours, 42,043 cycles
Part
Floor Support
Part number
141A5410U17
Condition
Corroded
Location
Bs 328-344
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 CABIN, FLOOR PANEL SUPPORT ANGLE IS CORRODED AT LBL12, FROM STA 328 TO 344. BS 328-BS 344, LBL 12, BLENDED CORRODED AREA ON SUPPORT ANGLE IAW SRM 53-10-51. ALLOWABLE DAMAGE 1, ALLOWABLE DAMAGE 1, ORIG THICKNESS 0.080. REMOVED 0.014, REMAINING 0.066, FOUND TO BE OUT OF LIMITS TOOL T8225Y. REMOVED OLD ANGLE AND LOCATED AND DRILLED NEW ANGLE IAW DWG 141A5410 AND SRM 51-40-02. INSTALLED NEW ANGLE IAW DWG 141A5410 AND SRM 51-40-02.