Service difficulty report · Rib · Boeing 7377BD

Difficulty date
September 10, 2023
Submitted
October 6, 2023
Operation
Air carrier
Aircraft
N7751A
Make and model
Boeing 7377BD
Aircraft serial
36717
Aircraft time
49,352 hours, 25,598 cycles
Part
Rib
Part number
UNKNOWN
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 ON INSPAR RIB LOCATED STAB STA 111.10 AND 28 INCHES OF FRONT EDGE AT LT HORIZONTAL 2023-575288<[01] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 500D; S/N: N500X12101V022237; DUE DATE: 26-JAN-24;[02] TOOL P/N: NORTEC 500D; S/N: N500X1693P030456; CAL DUE: 12-MAR-24.;[03] TOOL P/N: NORTEC 500D; S/N: N500X1693P030456; CAL DUE: 12-MAR-24.;[04] PERFORMED PERMANENT REPAIR LOCATED ON INSPAR RIB LOCATED STAB STA 111.10 AND 28 INCHES OF FRONT EDGE AT LT HORIZONTAL IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4.SEE INDIVIDUAL SIGN OFF BELOW.;[05] PERFORMED PERMANENT REPAIR LOCATED ON INSPAR RIB LOCATED STAB STA 111.10 AND 28 INCHES OF FRONT EDGE AT LT HORIZONTAL IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4.SEE INDIVIDUAL SIGN OFF BELOW.<BR><BR>ITEM RII

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