Service difficulty report · Skin · Boeing 7377H4

Difficulty date
March 19, 2022
Submitted
April 20, 2022
Operation
Air carrier
Aircraft
N463WN
Make and model
Boeing 7377H4
Aircraft serial
32467
Aircraft time
60,007 hours, 35,725 cycles
Part
Skin
Condition
Cracked
Location
L/H Horiz. 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; 16.250 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 1.000 INCH 2022-148014 / [01] TOOL USED: EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; DUE DATE: 03-DEC-22;[02] REPAIRED LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN BTW STAB STATION 184.70 TO STAB STATION 203.10. IAW B737 700 SRM 55-10-01-2R-11 REPAIR 11. SEE INDIVIDUAL SING-OFF BELOW;[03] REPAIRED LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN BTW STAB STATION 184.70 TO STAB STATION 203.10. IAW B737 700 SRM 55-10-01-2R-11 REPAIR 11.RII . SEE INDIVIDUAL SING-OFF BELOW

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