Service difficulty report · Skin · Boeing 757232

Difficulty date
June 20, 2022
Submitted
June 23, 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 #11 CORROSION ON SKIN AND FITTING AT 9 O CLOCK POSITION; HOLE #12 CORROSION ON SKIN AND FITTING BTW 9 AND 11 O CLOCK POSITION; HOLE #13 CORROSION ON FITTING BTW 2 AND 4 O CLOCK POSITION; IN REF. CARD. CORRECTIVE ACTION: SUMMARY OF NRC:00327 HOLES #11, #12 AND #13 WERE REWORKED WITH DIAMETER 0.5785 PER CARD 5720-01100-05A STEP 14, (VT) VISUAL INSPECTION WAS ACCOMPLISHED ON HOLES # 11, 12 AND 13 NO MORE DAMAGE WERE FOUND PER CARD 5720-01100-05A STEP 14 AND (ET) HFEC INSPECTION WAS ACCOMPLISHED ON HOLES #11, 12 AND 13 NO CRACKS WERE FOUND PER CARD. (2286311)