Service difficulty report · Intercostal · Boeing 73776Q

Difficulty date
January 23, 2019
Submitted
February 28, 2022
Operation
Air carrier
Aircraft
N550WN
Make and model
Boeing 73776Q
Aircraft serial
30279
Aircraft time
55,213 hours, 34,313 cycles
Part
Intercostal
Condition
Corroded
Location
Aft Cargo
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

***CORROSION*** INTERCOSTAL BAFFLE IN AFT CARGO COMPARTMENT L/H SIDE AT STA 827-847 LBL 21 WL156 HAS CORROSION / AFTER EVALUATION OF THE INTERCOSTAL BAFFLE FOUND TO BE OUT OF LIMITS I.A.W. S.R.M. 53-00-53-1A-2 STEP 4- C DETAIL D REMOVED AND REPLACED INTERCOSTAL BAFFLE IN AFT CARGO COMPARTMENT L/H SIDE AT STA 827-847 LBL 21 WL 156 I.A.W. S.R.M. 51-40-02-0G-0 PARA 4-B DWG# 146A7500 AND S.R.M 51-40-03-0G-0 (2-E)

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