Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
July 2, 2023
Submitted
August 4, 2023
Operation
Air carrier
Aircraft
N228WN
Make and model
Boeing 7377H4
Aircraft serial
32496
Aircraft time
58,313 hours, 35,117 cycles
Part
Stub 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 ON STUB FRAME LOCATED BS 294.5 BTW STR 9R TO STR 11R CUTOUT AT FWD SERVICE DOOR 2023-422409<[01] REPLACED STUB FRAME LOC. BS 294.5 BTW STR 9R TO STR 11R CUTOUT AT FWD SERVICE DOOR IAW SRM B737-700 51-10-02. SRM 51-40-02; DRAWING: 141A8370 REV. D. SEE INDIVIDUAL SIGN-OFF BELOW.;[02] REPLACED STUB FRAME LOC. BS 294.5 BTW STR 9R TO STR 11R CUTOUT AT FWD SERVICE DOOR IAW SRM B737-700 51-10-02. SRM 51-40-02; DRAWING: 141A8370 REV. D.RII ; SEE INDIVIDUAL SIGN-OFF BELOW.

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