Service difficulty report · Doubler · Boeing 7377H4

Difficulty date
January 22, 2020
Submitted
August 23, 2021
Operation
Air carrier
Aircraft
N743SW
Make and model
Boeing 7377H4
Aircraft serial
29279
Aircraft time
73,478 hours, 43,468 cycles
Part
Doubler
Condition
Cracked
Location
Bs 663 Bulkhead
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

STA 663 L/H VAPOR BARRIER WEB GSE DUCT DOUBLER LBL15 WL155 IS CRACKED / RECEIVED NEW STA 663 L/H VAPOR BARRIER WEB GSE DUCT DOUBLER AT LBL 15 WL 155 ITEM 7570583 P.O. # 778796 MPN 111A1512UI. LOCATED AND DRILLED NEW DOUBLER IAW SRM 51-40-05-0G-0 AND DWG 111A1512 REV.-. 92058U 01/28/20

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