SDR 95ZZZW316

Service difficulty report · Spar Cap · 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 Cap
Condition
Corrosion
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 LE LOWER SPAR CAP LOWER SURFACE HAS EXFOLIATED CORROSION AFT OF NR 3 LE SLAT ACTUATOR AT 6 INCHES I/B OF ACTUATOR MOUNT BRACKET. REMOVED DAMAGED SECTION, FABRICATED NEW SPAR CAP, INSTALLED NEW SECTION PER SRM 51-40-4 AND 51-10-1, MATERIAL OF STRAP REPAIR 2024-T3 .350 THICK 3 INCHES BY 11 INCHES. TOTAL CYCLES 29577.

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