Service difficulty report · Spar · Boeing 7272Q9

Difficulty date
March 31, 2004
Submitted
April 1, 2004
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
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

SMALL AREA OF EXFOLIATION CORROSION AT FORWARD SPAR WING WELL STA 198 TO 210 LEFT-HAND WING. REMOVED CORROSION AT LEFT WING FORWARD LOWER CHORD. TREATED AND PRIMED PER B-727 SRM 51-10-6 & 51-10-2, MATERIAL REMOVED LESS THAN .080 CROSS SECTIONAL AREA REDUCED BY .010 WHICH IS WITHIN LIMITS PER B727 SRM 57-10-1 FIG 2.

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