Service difficulty report · Channel · Boeing 7378H4

Difficulty date
November 10, 2019
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N8619F
Make and model
Boeing 7378H4
Aircraft serial
33939
Aircraft time
21,980 hours, 9,503 cycles
Part
Channel
Condition
Corroded
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***AFT CARGO Z CHANNEL BETWEEN STA 727B-767; STR 25R; RBL 21; WL 150 HAS CORROSION AROUND MULTIPLE FASTENER HOLES. / REMOVED DAMAGED Z CHANNEL FROM AFT CARGO RBL 25 WL 150 FROM BS 727+4.04 TO 767 PER S.R.M 51-40-02-0G-0 FOUND OUT OF LIMITS PER S.R.M 53-00-53-1A-2 FIG 103 DETAIL D LOCATED; DRILLED NEW ZEE CHANNEL ITEM NO BAC1496-377#7075T62 PO # 757209 PER S.R.M 51-40-05-0G-0 AND SPLICE REPAIR PER S.R.M 53-00-53-2R-5 AND DWG # 146A7502 REV A. TREATED; PRIMED PER S.O.P.M 20-43-03 PARA 5; S.O.P.M 20-41-02 PARA 5-6 AND INSTALLED ZEE CHANNEL NEW FROM BS 727+4.04 TO BS 767 PER S.R.M 51-40-02-0G-0; S.R.M 53-00-53-2R-5 AND DWG # 146A7500

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