Service difficulty report · Keelbeam · Boeing 767322

Difficulty date
March 22, 2023
Submitted
March 22, 2023
Operation
Air carrier
Aircraft
N664UA
Make and model
Boeing 767322
Aircraft serial
29236
Aircraft time
84,813 hours, 18,367 cycles
Part
Keelbeam
Part number
NA
Condition
Corroded
Location
Sta 785.5-1152
Stage of operation
IN
How discovered
O
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

MULTIPLE SPOTS OF CORROSION ALONG KEEL BEAM AREA BS 738.5-1081 RH AND LH SIDES MARKED. REMOVED CORROSION FROM 48EA AREAS ON KEEL BEAM LOWER INBOARD CHORD FROM STA 785.5-1152 LH AND RH. FOUND 0.070" LOSS FROM 0.375" WITH TOOL TAG 16822 TO BE THE GREATEST LOSS AND WITHIN LIMITS OF 0.2625" PER B767-300SRM 53-50-12 ALLOWABLE DAMAGE 1 LOG PAGE NOT SDR,