Service difficulty report · Frame · Boeing 7377H4

Difficulty date
June 1, 2023
Submitted
June 20, 2023
Operation
Air carrier
Aircraft
N418WN
Make and model
Boeing 7377H4
Aircraft serial
29823
Aircraft time
71,436 hours, 42,247 cycles
Part
Frame
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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 FRAME ON BS 312 BETWEEN STRG 5L AND 6L AT FWD GALLEY AREA 2023-361077<[01] PERFORMED TRIMM OUT LOCATED BS 312 FRAME UPPER CHORD AT LBL 33 BETWEEN S-5L AND S-6L I.A.W. EA M-22-153-01244. TTG8Q00LDG0H <BR>SEE INDIVIDUAL SIGN OFF BELOW;[02] PERFORMED TRIMM OUT LOCATED BS 312 FRAME UPPER CHORD AT LBL 33 BETWEEN S-5L AND S-6L I.A.W. EA M-22-153-01244. TTG8Q00LDG0H<BR>SEE INDIVIDUAL SIGN OFF BELOW.. RII ITEM

More about the Boeing 737-7H4