Service difficulty report · Skin Panel · Boeing 7377H4

Difficulty date
May 28, 2022
Submitted
June 16, 2022
Operation
Air carrier
Aircraft
N251WN
Make and model
Boeing 7377H4
Aircraft serial
32510
Aircraft time
53,224 hours, 31,891 cycles
Part
Skin Panel
Condition
Cracked
Location
Rh 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 RT HORIZONTAL STABILIZER LOWER SKIN PANEL. LOCATED ON STAB STA 193.90 AND 16 INCH. FROM FRONT SPAR. CRACK LENGTH = 1.00 INCH. APPROX. 2022-291421 / [01] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC600D; S/N: 19002310; CAL DUE DATE: 14-FEB-23;[02] TOOL USED EDDY CURRENT EQUIPMENT PN. NORTEC 600D; SN. 60009161631; DUE DATE: 03-DEC-22;[03] REPAIRED RT HORIZONTAL STABILIZER LOWER EXTERNAL SKIN. LOCATED ON STAB STA 184.7 AND STAB STA 203.1 IAW SRM B737-700 55-10-01-2R-11 REPAIR 11 FIGURE 204. SEE INDIVIDUAL STEP SIGN OFF BELOW.;[04] REPAIRED RT HORIZONTAL STABILIZER LOWER EXTERNAL SKIN. LOCATED ON STAB STA 184.7 AND STAB STA 203.1 IAW SRM B737-700 55-10-01-2R-11 REPAIR 11 FIGURE 204. SEE INDIVIDUAL STEP SIGN OFF BELOW.<BR>RII

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