SDR 95ZZZW318

Service difficulty report · Spar · Boeing 7272Q9

Difficulty date
February 28, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N740DH
Make and model
Boeing 7272Q9
Aircraft serial
21930
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Corroded
Location
Lt Wing
Part time
32,254 hours
Stage of operation
IN
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

DURING D-CHECK, LT WING LOWER LE SPAR HAS EXFOLIATED CORROSION LOWER SURFACE 15 INCHES O/B OF NR 1 LE SLAT ACTUATOR. REMOVED CORROSION PER SRM 51-10-6 MAX DEPTH REMOVED .070 OUT OF LIMITS. ALODINE AND PRIMED AREA PER SRM 51-10-2 AND INSTALLED REPAIR 7075-T6 .125 THICK 3 INCHES BY 13 INCHES PER SRM 51-40-4. TOTAL CYCLES 29577.

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