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SDR DALA2021113007357

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Service difficulty report · None · Boeing 757251

FAA SDR system

Difficulty date
November 26, 2021
Submitted
November 30, 2021
Operation
Air carrier
Aircraft
N539US
Make and model
Boeing 757251
Aircraft serial
26486
Aircraft time
77,179 hours, 28,547 cycles
System (JASC)
5730 · Wing, Plate/Skin
Part
None
Condition
None
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 5639 A.D.//A.A. DAMAGES WERE FOUND ON OPEN HOLES AT LH ENG DRAG FTG CLAMP-UP & DIAG BRACE AS FOLLOW; HOLE #1 GOUGES ON FITTING LOWER EDGE BTW 4 AND 11 OCLOCK POSITION,HOLE #2 CRACK ON SKIN BTW 1 TO 2 OCLOCK POSITION AND CORROSION ON SKIN AND FITTING BTW 6 AND 11 OCLOCK POSITION, HOLE #3 CORROSION ON SKIN AND FITTING BTW 7 TO 10 OCLOCK POSITION, HOLE #4 CORROSION ON SKIN AND FITTING BTW 8 TO 11 OCLOCK POSITION, HOLE #5 CORROSION ON SKIN AND FITTING BTW 8 TO 11 OCLOCK POSITION AND GOUGES ON SKIN BTW 3 TO 4 OCLOCK POSITION, HOLE #6 GOUGE ON FITTING LOWER EDGE BTW 4 OCLOCK POSITION, HOLE #7 CORROSION ON SKIN AND FITTING BTW 8 AND 10 OCLOCK POSITION AND GOUGE ON FITTING LOWER EDGE BTW 4 OCLOCK POSITION, HOLE #8 CORROSION ON SKIN AND FITTING BTW 2 TO 7 OCLOCK POSITION, HOLE #9 CORROSION ON SKIN AND FITTING BTW 3 TO 6 OCLOCK POSITION, HOLE #10 CORROSION ON SKIN BTW 7 TO 1 OCLOCK POSITION AND GOUGE ON FITTING LOWER EDGE BTW 3 TO 5 OCLOCK POSITION IN REF. CARD 5720-01100-04A. CORRECTIVE ACTION: SUMMARY OF NRC 00244: CORROSION LEVEL 2 HOLES ON LH ENG DRAG FITTINGS WERE REPAIRED PER ETI-57-21-548 REV.9 AND ER/A 595622-14AD REV. ORIGINAL SECTION I: PERMANENT REPAIR. (2031457)