Service difficulty report · Intercostal · Boeing 73771B

Difficulty date
November 11, 2023
Submitted
December 12, 2023
Operation
Air carrier
Aircraft
N7849A
Make and model
Boeing 73771B
Aircraft serial
29367
Aircraft time
50,414 hours, 32,679 cycles
Part
Intercostal
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 INTERCOSTAL WEB LOCATED BTW BS 294.5 TO BS 312 RBL 15 AT FWD GALLEY AREA 2023-694221<[01] REPLACED INTERCOSTAL WEB LOCATED BTW BS 294.5 TO BS 312 RBL 15 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9 AND DRAWING 141A5400 SHEET 45 REV: A. SEE INDIVIDUAL SIGN OFFS BELOW.;[02] REPLACED INTERCOSTAL WEB LOCATED BTW BS 294.5 TO BS 312 RBL 15 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9 AND DRAWING 141A5400 SHEET 45 REV: A. SEE INDIVIDUAL SIGN OFFS BELOW.

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