Service difficulty report · Rib · Boeing 73776N

Difficulty date
April 7, 2023
Submitted
May 15, 2023
Operation
Air carrier
Aircraft
N7723E
Make and model
Boeing 73776N
Aircraft serial
32670
Aircraft time
53,156 hours, 27,261 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 129.50 AT 19 INCHES FRONT SPAR LT HORIZONTAL STAB 2023-237689<[01] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC500D; S/N: N500X12101V022235; CAL DUE DATE: 03-AUG-23;[02] TOOL USED: ET EQUIPMENT P/N: NORTEC 500D; S/N: N500X12101V022233; DUE DATE: 30-AUG-23;[03] PEFORMED PERMANENT REPAIR ON INSPAR RIB 129.50 AT 19 INCHES FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5. SEE INDIVIDUAL SIGNOFFS BELOW;[04] PEFORMED PERMANENT REPAIR ON INSPAR RIB 129.50 AT 19 INCHES FRONT SPAR LT HORIZONTAL STAB IAW B737-700 SRM 55-10-09-2R-5 REPAIR 5. SEE INDIVIDUAL SIGNOFFS BELOW CERTIFIED RII

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