Service difficulty report · Support Rib · Boeing 767338

Difficulty date
May 27, 2015
Submitted
June 16, 2015
Operation
Air carrier
Aircraft
N362CM
Make and model
Boeing 767338
Aircraft serial
24316
Aircraft time
97,593 hours, 26,822 cycles
Part
Support Rib
Part number
113T132335
Part serial
NSN
Condition
Corroded
Location
Lt Wing
Stage of operation
IN
How discovered
E
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

NUMBER 1 FLAP SUPPORT INBD FLANGE HAS 2 ROTARY ACTUATOR HOLES WITH DEFECT INDICATIONS ON HFEC ROTARY SCAN, HOLES ARE AT 10:00 AND 10:30 LOCATIONS LOOKING OTBD. AFTER CLEANING & RE-CANNING DISCREPANT HOLE AT 10:00 POSITION, NO FURTHER DEFECTS NOTED. REA B 657-61551 ISSUED FOR DISCREPANT HOLE AT THE 10:30 POSITION. REAMED HOLE RE-SCANNED WITH NO DEFECTS NOTED. INSTALLED FREEZE PLUG REAMED TO 0.4425" IAW REA WORK STEPS. SDR, CORROSION LEVEL 2, PN 113T1323-35, PART NAME SUPPORT RIB, SN NSN, LOCATION: AT WS 798.2. ACFT WAS GNDED.