Service difficulty report · None · Boeing 737*

Difficulty date
October 9, 2021
Submitted
November 15, 2021
Operation
Air carrier
Aircraft
N7829B
Make and model
Boeing 737*
Aircraft serial
32751
Aircraft time
61,436 hours, 30,960 cycles
Part
None
Condition
Cracked
Location
Fuselage
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 AND STRINGER 17L AT FWD GALLEY AREA ; 2021-466134 / [01] TOOK MEASURE OF THE CRACK ON INNER CHORD IS L : 0.850 INCH LOCATED BS303.9 AND STRINGER 17L AT FWD GALLEY AREA ; P/N INNER CHORD AFFECTED IS 141A8112-1 IAW B737-700 SRM 53-10-15-0I-1 FIGURE 5 ; TABLE 4 AND DRAWING # 141A8110 REV - ; TOOL USED : CALIPER ; P/N : 700-113-10 ; S/N : 0023208 ; DUE DATE : 31/DEC/21; [22] REPLACED INNER CHORD LOC BTW BS 270 TO BS 360 STR 17L IAW SRM B737-700 51-10-02 ITEM 9 AND DRAWING 140A9810 REV: - AND 141A8110 REV: -; [23] STEP 21 COMPLETED; [24] CERTIFIED WORK PERFORMED RII