Service difficulty report · Frame · Boeing 7377H4

Difficulty date
April 16, 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
Frame
Condition
Cracked
Location
Fuselage
Stage of operation
IN
How discovered
O
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 INDICATION ON FRAME AROUND FASTENER HOLE COMMON TO SUPPORT BRACK ET BS 440 BTW STR 8R AND STR 9R AT PASSENGER CABIN (1 EA) / REPAIRED FRAME BST 440 BETWEEN STR 8 AND STR 9 RH SIDE AT PASSENGER CABIN IAW EA #1-A53-12114 REV 4

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