Service difficulty report · Cap Seal · Boeing 73779L

Difficulty date
April 14, 2018
Submitted
February 16, 2022
Operation
Air carrier
Aircraft
N7889A
Make and model
Boeing 73779L
Aircraft serial
34023
Aircraft time
31,665 hours, 18,570 cycles
Part
Cap Seal
Condition
Corroded
Location
Aft Cargo Bay
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*** ON CAP STRIP BS 792; RBL 25; WL 156 / NO ALLOWABLE DAMAGE LIMITS GIVEN IN SRM FOR THIS PART. FABRICATED NEW CAPSTRIP IAW SRM 51-30-01-0G-0 AND DWG 453A2611. INSTALLED NEW CAPSTRIP AT BS792; R BL25; WL 156 IAW SOPM 20-50-01. 92115U 14APR18

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