Service difficulty report · Floor Support · Boeing 757222

Difficulty date
December 19, 2017
Submitted
December 20, 2017
Operation
Air carrier
Aircraft
N597UA
Make and model
Boeing 757222
Aircraft serial
28750
Aircraft time
70,435 hours, 18,508 cycles
Part
Floor Support
Part number
146N5417U11
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

AFT CARGO FLOOR STR AT RBL 10.45 HAS CORROSION FROM SPLICE TO STA 1348 UPPER AND LWR SURFACE AT NUTPLATE AT STA 1348 (96-56). REMOVED AND REPLACED AFT CARGO FLOOR STR PN 146N5417U11 PO NR SAG1743627 AT STA 1340-1440 RBL 10.45 IAW SRM 51-40-02 PG 2-7 AND DWG NR 146N5390, CORROSION REMOVAL DETAILS STA 134 8 L=1.7" W=1.0" D=.010" FOUND TO BE OUT OF LIMITS IAW SRM 53-00-83 DETAIL V.