Service difficulty report · Seal · Boeing 7377CT

Difficulty date
March 11, 2019
Submitted
March 7, 2022
Operation
Air carrier
Aircraft
N7821L
Make and model
Boeing 7377CT
Aircraft serial
32748
Aircraft time
55,649 hours, 27,469 cycles
Part
Seal
Condition
Cracked
Location
Lt Wing
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

LEFT WING PANEL 551CB SEAL FLANGE IS CRACKED / REPLACED LEFT WING PANEL 551CB RECIEVED NEW PANEL ASSY LOCATED; DRILLED AND TRIMED PANEL TO SIZE I/A/W BOEING DWG 115A2001 AND 737-700 SRM 51-40-05-0G-0. TREATED AND PRIMED BARE METAL IA/W 737 AMM 51-21-41-370-803. AND 737 AMM 51-21-72-370-803 PAINTED AND APPLIED C.I.C TO NEW PANELS L551CB I/A/W 737 AMM 51-21-99-300-801 AND 737 AMM 51-21-91-620-802. ATAG WN 0564

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