Service difficulty report · Floorbeam · Boeing 757251

Difficulty date
January 30, 2013
Submitted
January 31, 2013
Operation
Air carrier
Aircraft
N538US
Make and model
Boeing 757251
Aircraft serial
26485
Aircraft time
54,087 hours, 18,569 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 345
Stage of operation
IN
How discovered
9
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

BS 345, RBL 40 FLOORBEAM UPPER TEE FOUND CORROSION IAW CORROSION TASK NR CP53-222-01I RT. CORROSION REMOVED IAW SRM 51-10-01. ORIGINAL THK=0.125", MATERIAL REMOVED=0.035", MATERIAL REMAINING=0.090" FOUND OUT OF LIMIT IAW SRM 53-00-51, FIG 101. REPAIR CARRIED OUT IAW PRI ER/A 510638-14.