Service difficulty report · Flap · Boeing 7377H4

Difficulty date
June 16, 2023
Submitted
June 19, 2023
Operation
Air carrier
Aircraft
N754SW
Make and model
Boeing 7377H4
Aircraft serial
29849
Aircraft time
80,072 hours, 47,492 cycles
Part
Flap
Part number
UNKNOWN
Condition
Delaminated
Location
Zn 500 Left 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

LH OUTBOARD AFT FLAP IS DELAMINATED ON INBOARD AFT CORNER DELAMINATION MEASURES APRROX 1.25IN BY 4.5IN ON LOWER SKIN<[01] VERIFIED THE DAMAGE RECORD ENTERED; AND CORRECT SRM REFERENCE WAS SELECTED WITH CORRECT FOLLOW-ON PARAMETERS.;[02] DAMAGE ALLOWABLE REF SRM 57-53-01-1A-4 APPLIED SPEED TAPE; MUST BE INSPECTED AT 300 FLIGHT HOUR INTERVALS OR MORE FREQUENTLY AND A PERMANENT REPAIR MUST BE ACCOMPLISHED IN 24 MONTHS OR LESS.

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