Service difficulty report · Floorbeam · Boeing 757204

Difficulty date
April 30, 2010
Submitted
May 3, 2010
Operation
Air carrier
Aircraft
N925FD
Make and model
Boeing 757204
Aircraft serial
27238
Aircraft time
54,416 hours, 19,908 cycles
Part
Floorbeam
Part number
BAC1505100880
Condition
Corroded
Location
Zone 200
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 FLOORBEAM CORRODED AT STA 365 FROM BL0 TO RBL 60. REMOVED CORROSION REMOVED .057" FROM .125" ORIGINAL MATERIAL OUT OF LIMITS IAW SRM 53-00-51 FIG 101 DETAIL II, REMOVED PREVIOUS REPAIR FROM STA 365 RBL 58 -RBL 15. EXTENDED CUT LINE TO LBL 14 AT STA 365. FABRICATED 1 CHORD FROM MATERIAL BAC 1505- 100880 BATCH 4397868. RECIEVED -5 AND -4 STRAPS PER TRAVELER T10/831073. RECIEVED -2 AND -3 REPAIR ANGLES PER TRAVELER T10/831075. INSTALLED REPAIR AT STA 365 LBL 14 -RBL 58 IAW SRM 53-00-51 REPAIR 3 FIG 201. MAJOR REPAIR