Service difficulty report · Skin · Boeing 7572S7

Difficulty date
June 14, 2002
Submitted
June 22, 2002
Operation
Air carrier
Aircraft
N905AW
Make and model
Boeing 7572S7
Aircraft serial
23567
Aircraft time
63,650 hours, 24,829 cycles
Part
Skin
Part number
311N504614
Part serial
NSN
Condition
Cracked
Location
Nr 1 Pylon
Stage of operation
IN
How discovered
V
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

LCQ - MAJOR REPAIR - DURING C-8 INSPECTION A CRACK WAS FOUND ON THE NR 1 ENGINE PYLON FRAME AT THE LOWER FORWARD CORNER OF ACCESS APNEL 433AL CUTOUT. MAINTENANCE STOP DRILLED CRACK IAW B757 SRM 51-10-02 PAGE 17. FABRICATED REPAIR DOUBLER .125 STELL 15 SPH, HEAT TREATED IAW BAC 5619 PAGE 5 AND PASSVATED DOUBLER IAW E.R. 19-5451-02163-SS3. MAINTENANCE THEN INSTALLED DOUBLER AND ACCESS PANEL IAW AWA ER 19-5451-02163-SS3.

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