Service difficulty report · Structure · Boeing 73779P

Difficulty date
December 19, 2022
Submitted
February 7, 2023
Operation
Air carrier
Aircraft
N7855A
Make and model
Boeing 73779P
Aircraft serial
29357
Aircraft time
53,057 hours, 34,450 cycles
Part
Structure
Part number
NOTREPORTED
Part serial
NOTREPORTED
Condition
Cracked
Location
Zn 900 Lav/Galle
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 INNER CHORD LOCATED BS303.9 AT LEVEL STR17L AT FWD GALLEY AREA 2022-697154<[01] REPLACED INNER CHORD LOCATED AT BS BS270 TO BS360 AT LEVEL STR 17L AT FWD GALLEY AREA IAW B737-700 SRM 51-10-02; SRM 51-40-02 AND DWG 141A8110 SHEET: 9 REV: A; DWG 141A8110 SHEET:11 REV:- SEE INDIVIDUALS SIGN OFF BELOW;[02] REPLACED INNER CHORD LOCATED AT BS BS270 TO BS360 AT LEVEL STR 17L AT FWD GALLEY AREA IAW B737-700 SRM 51-10-02; SRM 51-40-02 AND DWG 141A8110 SHEET: 9 REV: A; DWG 141A8110 SHEET:11 REV:- SEE INDIVIDUALS SIGN OFF BELOW<BR>CERTIFIED AS RII

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