Service difficulty report · Floor Support · Boeing 757251

Difficulty date
March 12, 2011
Submitted
March 14, 2011
Operation
Air carrier
Aircraft
N521US
Make and model
Boeing 757251
Aircraft serial
23209
Aircraft time
77,302 hours, 32,235 cycles
Part
Floor Support
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

FLOORBEAM STA 365 AND BET BL 0 TO RBL 50, PREVIOUSLY REPAIRED FLOOR SUPPORT HAS CORROSION AS MARKED. REMOVED SURFACE CORROSION DEPTH TO BE .027 OUT OF LIMITS PER SRM 53-00-51 FIG 101. REPAIRED IAW SRM 53-00-51 FIG 201 R3. REMOVED REPAIR. FABBED T-CHORD BAC 1505-100880 ANGLES FABBED PER SRM 53-00-51 FIG 201 R3. INSTALLED T-CHORD REPAIR IAW SRM 53-00-51 FIG 201 R3. TOP COATED IAW AMM 51-21-01.