Service difficulty report · Skin · Boeing 7377Q8

Difficulty date
March 14, 2022
Submitted
April 12, 2022
Operation
Air carrier
Aircraft
N7874B
Make and model
Boeing 7377Q8
Aircraft serial
29352
Aircraft time
51,363 hours, 27,904 cycles
Part
Skin
Condition
Cracked
Location
Lh Hor Stab
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 INDICATION FOUND ON LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 193.90 RIB; 16.500 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 1.000 INCH 2022-131724 / [01] TOOL USED. EDDY CURRENT EQUIPMENT. P/N: NORTEC 500D. S/N: N500X12101V022233. DUE DATE: 02-JUN-22.;[02] PERFORMED REPAIRED ON LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 193.90 RIB; 16.500 INCH FROM FRONT SPAR; INBD SIDE OF RIB. IAW. B737-700 SRM 51-40-02 AND SRM 55-10-01-2R-11 REPAIR 11. FIG 204 ITEM B SHEET 2. SEE INDIVIDUAL SIGN-OFFS BELOW.;[03] TASK COMPLETED; RII <BR><BR>SEE INDIVIDUAL SIGN OFFS BELOW

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