Service difficulty report · Frame · Boeing 7377H4

Difficulty date
June 19, 2022
Submitted
July 29, 2022
Operation
Air carrier
Aircraft
N428WN
Make and model
Boeing 7377H4
Aircraft serial
29844
Aircraft time
66,134 hours, 39,057 cycles
Part
Frame
Condition
Cracked
Location
Fwd Fuselage
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

FWD CABIN WET AREA L/H FUSELAGE ATTACHED FRAME CRACKED @ LOWER FLAGE CUTOUT ABOVE L-1 DOOR CUTOUT SILL STA 312 MKD DOT / [01] REMOVED FASTENERS AS REQUIRED TO ACCESS REPAIR UPPER CHORD AT STA 312 BETWEEN STG 5L AND 6L IN REFERENCE B-737 SRM 51-40-02.;[02] VERIFIED REMOVAL;[03] INSTALLED FASTENER THAT WERE REMOVED ON STEP ONE AS PER SRM 51-40-02-0G-0.;[04] CRACK REPAIR WAS ACCOMPLISHED ON TTG8Q00D63C8.;[05] VERIFIED TTG8Q00D63C8 ( M-22-153-01244 REV A )

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