Service difficulty report · Shear Tie · Boeing 7377H4

Difficulty date
November 16, 2018
Submitted
February 25, 2022
Operation
Air carrier
Aircraft
N797MX
Make and model
Boeing 7377H4
Aircraft serial
27890
Aircraft time
62,474 hours, 36,756 cycles
Part
Shear Tie
Condition
Corroded
Location
Aft Fuselage
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*** DURING DVI (IAW EA#1-A53-33503 IR); STEP 8; FOUND CORROSION ON SHEAR-TIE AT BS 667; RBL 69; WL 200 (MARKED) / REMOVED CORROSION ON SHEAR TIE AT BS 667 RBL 69 WL 200 AND APPLIED PROTECTIVE FINISH PER ER 18-05575 REV IR AND EA 1-753-33764 REV IR.

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