Service difficulty report · Rib · Boeing 7377H4

Difficulty date
September 16, 2022
Submitted
October 19, 2022
Operation
Air carrier
Aircraft
N498WN
Make and model
Boeing 7377H4
Aircraft serial
32480
Aircraft time
59,684 hours, 35,435 cycles
Part
Rib
Condition
Cracked
Location
Zn 300 Stabilize
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 INSPAR RIB STAB STA 120.30 AT 36 INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER 2022-518226 / [01] TOOL USED EDDY CURRENT PN/ NORTEC 600D; SN/ 210138103; DUE DATE/ 11-APR-23.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 210138503; CAL DUE DATE: 19-MAY-23;[03] TOOL USED: EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; DUE DATE: 03-DEC-22;[04] PERFORMED REPAIR ON INSPAR RIB STAB STA 120.30 AT 36 INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5; FIGURE 204. <BR>SEE INDIVIDUAL SIGN-OFFS BELOW.;[05] PERFORMED REPAIR ON INSPAR RIB STAB STA 120.30 AT 36 INCH FROM FRONT SPAR AT RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5; FIGURE 204. <BR>RII ACCOMPLISHED <BR>SEE INDIVIDUAL SIGN-OFFS BELOW.

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