Service difficulty report · Skin · Boeing 7377H4

Difficulty date
April 14, 2020
Submitted
May 12, 2020
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
55,206 hours, 32,646 cycles
Part
Skin
Part number
114A5040A
Part serial
001553
Condition
Cracked
Location
Le Slat
Stage of operation
IN
How discovered
V
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

CRACK LEADING EDGE SKIN SLAT 5 AT THE ACTUATOR RIB AT RT WING (1 EA) / REMOVED AND REPLACED SLAT 5 RT WING DUE TO CRACKS ON REPAIR AREA ARE NOT PERMITED. I.A.W B737-700 AMM 27-81-21-400-801 AND AMM 27-81-00-820-803 POS:5 TAG/GRB: 619101 P/N OFF:114A5040-A S/N OFF:001553 P/N ON: 114A5040-A S/N ON:001531

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