Service difficulty report · Strap · Boeing 73776Q

Difficulty date
April 19, 2023
Submitted
May 31, 2023
Operation
Air carrier
Aircraft
N7815L
Make and model
Boeing 73776Q
Aircraft serial
30288
Aircraft time
60,418 hours, 35,015 cycles
Part
Strap
Part number
UNKNOWN
Condition
Corroded
Location
Zn 600 Right Win
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 LOWER STRUCTURE STRAP LOCATED IFSS 160 TO IFSS 165 IB LEADING EDGE AT RT WING 2023-258116<[01] TOOL USED: ULTRASONIC THICKNESS GAGE; P/N: 45MG; S/N: 130063701; DUE DATE: 16 JUN 23.;[02] TOOL USED ULTRASONIC EQUIPMENT P/N: 45MG; S/N: 221860711; DUE DATE: 07-NOV-23.;[03] REPAIRED LOWER STRUCTURE STRAP LOCATED IFSS 160 TO IFSS 165 IB LEADING EDGE AT RT WING I.A.W EA 23-157-01462-WIP1 AND EA SUMMARY 23-157-01462. SEE INDIVIDUAL STEP SIGN OFFS BELOW;[04] JOB COMPLETED

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