Service difficulty report · Rib · Boeing 7377H4

Difficulty date
February 8, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N219WN
Make and model
Boeing 7377H4
Aircraft serial
32490
Aircraft time
58,692 hours, 35,153 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 120.30 AT 28 INCHES OF FRONT SPAR LT HORIZONTAL STAB 2023-112863<[01] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 210138203; DUE DATE: 11-APR-23.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600 D; S/N: 210138203; DUE DATE: 11-APR-23.;[03] TOOL USED EDDY CURRENT EQUIPMENT PN: NORTEC500D; SN: N500X12101V022233; DUE DATE: 30 AUG 23.;[04] PERFORMED REPAIR INSPAR RIB 120.30 LOCATED AT 28 INCHES OF FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SIGN OFF BELOW.;[05] PERFORMED REPAIR INSPAR RIB 120.30 LOCATED AT 28 INCHES OF FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. SEE INDIVIDUAL SIGN OFF BELOW. RII ITEM

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