Service difficulty report · None · Boeing 7377H4

Difficulty date
August 17, 2022
Submitted
October 3, 2022
Operation
Air carrier
Aircraft
N431WN
Make and model
Boeing 7377H4
Aircraft serial
29845
Aircraft time
66,939 hours, 39,408 cycles
Part
None
Condition
Cracked
Location
L/H 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

SUSPECT CRACK AT #1 SLAT LWR LEADING SKIN AT FASTENER HOLE FOR SLAT ACTUATOR ATTACH FITTING SLAT STATION 95.19. 8-1 / [01] REMOVED FASTENER AT L/WING OF #1 SLAT LOWER LEADING SKIN FOR SLAT ACTUATOR ATTACH FITTING STA 95.19 IN IAW SRM 51-40-02-0G-0;[02] VERIFIED 1.;;[31] (FINAL) FABRICATED; LOCATED/DRILLED; AND INSTALLED REPAIR PARTS AT #1 SLAT LWR LEADING EDGE SKIN AS PER SRM 57-42-01-2R-8; SRM 51-40-02-0G-0; AND SRM 51-40-05-0G-0.;[32] VERIFIED AND INSPECTED STEP# 30.;[33] VERIFIED. FINAL.

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