Service difficulty report · Slat · Boeing 7377H4

Difficulty date
March 19, 2023
Submitted
May 3, 2023
Operation
Air carrier
Aircraft
N436WN
Make and model
Boeing 7377H4
Aircraft serial
32456
Aircraft time
66,420 hours, 39,287 cycles
Part
Slat
Condition
Cracked
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

CRACK SLAT 5 LOWER SKIN LOCATED SLAT STATION 85.19 AT RT WING 2023-208318<[01] TOOL USED : TOOL USED : EDDY CURRENT EQUIPMENT P/N NORTEC500D S/N N500X12101U102020 DUE DATE: 30-AUG-23.;[02] EVALUATED SLAT 5 OUT LIMITS; CRACK INDICATION WAS CONFIRMED ON FITTING AND NOT FOUND ALLOWABLE DAMAGE LIMITS FOR CRACK ON FITTING IAW B737-700 SRM 57-42-01-1A-1; SLAT 5 MUST BE REPLACED; SEE FAULT TTG8Q00K0JNG TO REPLACED SLAT 5; SEE INDIVIDUAL SIGNOFF BELOW;[03] EVALUATED SLAT 5 OUT LIMITS; CRACK INDICATION WAS CONFIRMED ON FITTING AND NOT FOUND ALLOWABLE DAMAGE LIMITS FOR CRACK ON FITTING IAW B737-700 SRM 57-42-01-1A-1; SLAT 5 MUST BE REPLACED; SEE FAULT TTG8Q00K0JNG TO REPLACED SLAT 5; SEE INDIVIDUAL SIGNOFF BELOW

More about the Boeing 737-7H4