Service difficulty report · Support Angle · Boeing 73773V

Difficulty date
August 22, 2022
Submitted
September 12, 2022
Operation
Air carrier
Aircraft
N559WN
Make and model
Boeing 73773V
Aircraft serial
30249
Aircraft time
53,973 hours, 37,112 cycles
Part
Support Angle
Condition
Cracked
Location
R/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 RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 193.90 RIB; 16.500 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 0.750 INCH 2022-447673 / [01] TOOL USED EDDY CURRENT PN/ NORTEC 600D; SN/ 210138003; DUE DATE/ 22-FEB-23.;[02] REPAIRED RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN BTW STAB STA 184.70 AND STAB STA 203.10 I.A.W B737-700 SRM 55-10-01-2R-11 REPAIR 11 FIGURE 204 SHEET 2 DETAIL:B AND SRM 51-40-02.THIS REPAIR IS CATEGORY B. SEE INDIVIDUAL SIGNOFF BELOW.;[03] REPAIRED RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN BTW STAB STA 184.70 AND STAB STA 203.10 I.A.W B737-700 SRM 55-10-01-2R-11 REPAIR 11 FIGURE 204 SHEET 2 DETAIL:B AND SRM 51-40-02.THIS REPAIR IS CATEGORY B. SEE INDIVIDUAL SIGNOFF BELOW. RII

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