Service difficulty report · Skin · Boeing 757232

Difficulty date
June 20, 2022
Submitted
June 24, 2022
Operation
Air carrier
Aircraft
N664DN
Make and model
Boeing 757232
Aircraft serial
25012
Aircraft time
85,798 hours, 39,671 cycles
Part
Skin
Condition
Corroded
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

SHIP 664 A.D.// A.A. DAMAGES WERE FOUND ON OPEN HOLES AT LH ENG DRAG FTG CLAMP-UP AS FOLLOWS: HOLE #1 CORROSION ON SKIN BTW 12 AND 3 O CLOCK POSITION; HOLE #2 CORROSION AND SCRATCHES ON FITTING BTW 8 AND 10 O CLOCK POSITION; HOLE #3 CORROSION ON SKIN BTW 8 AND 10 O CLOCK POSITION; HOLE #4 CORROSION ON FITTING BTW 2 AND 4 O CLOCK POSITION AND SCRATCHES ON FITTING AT 8 O CLOCK POSITION; HOLE #5 CORROSION ON SKIN AND FITTING BTW 3 AND 5 O CLOCK POSITION AND SCRATCHES ON SKIN AT 8 O CLOCK POSITION; HOLE #6 CORROSION ON SKIN AND FITTING BTW 12 AND 5 O CLOCK POSITION; IN REF. CARD. CORRECTIVE ACTION: SUMMARY OF NRC:00325 HOLES #1, #2, #3, #4, #5 AND #6 WERE REWORKED WITH DIAMETER 0.5785 PER CARD 5720-01100-04A STEP 14, (VT) VISUAL INSPECTION WAS ACCOMPLISHED ON HOLES # 1, 2, 3, 4, 5 , AND 6 NO MORE DAMAGE WERE FOUND PER CARD. (2286416)