Service difficulty report · Beam · Boeing 75723A

Difficulty date
September 26, 2019
Submitted
October 11, 2019
Operation
Air carrier
Aircraft
N939FD
Make and model
Boeing 75723A
Aircraft serial
24528
Aircraft time
63,696 hours, 23,611 cycles
Part
Beam
Part number
143N6621U3U4
Condition
Corroded
Location
Bs 567-612
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

FWD CARGO DOOR LOWER EDGE BEAM AND SPLICES FOUND CORRODED REMOVED CORROSION IAW SRM 52-30-02-1A FIG 101 DETAIL IV AND FOUND TO BE OUT OF LIMITS.MAX ALLOWABLE BLENDOUT = 0.012" ACTUAL BLENDOUT = .029". REPLACED LOWER EDGE BEAM AND SPLICES IAW SRM 51-40-02 AND BOEING DWG # 143N6603.

More about the Boeing 757-23A