Service difficulty report · Web · Doug MD9030

Difficulty date
February 3, 2020
Submitted
February 4, 2020
Operation
Air carrier
Aircraft
N908DA
Make and model
Doug MD9030
Aircraft serial
53388
Aircraft time
63,141 hours, 34,883 cycles
Part
Web
Condition
Corroded
Location
Bs 120-149
Stage of operation
IN
How discovered
9
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

INITIAL INSPECTION: SEVERAL CORROSION POINTS ON DIAPHRAGM FROM STA Y=120 TO Y=149 X=-40 TO X=40 IN REF AMDS 5300-2573. (CPIL) CORROSION WAS REMOVED STA Y=120 TO Y=149 X=-40 TO X=40 PER MD 90 VOL. II SRM 51-10-03 PAR.26 (A).(UT) WAS ACCOMPLISHED PER NDT SPM 04-00-07 PAR. 5 FIG 3 SHEET 1-2; ORIGINAL THICKNESS IS 0.020" AND MINIMUM REMAINING THICKNESS IS 0.018", THEREFORE IT'S WITHIN LIMITS PER ER/A 511165-14MA REV. D (1474236)

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