Service difficulty report · Rib · Boeing 7377H4

Difficulty date
February 15, 2025
Submitted
March 24, 2025
Operation
Air carrier
Aircraft
N217JC
Make and model
Boeing 7377H4
Aircraft serial
34232
Aircraft time
65,617 hours, 39,129 cycles
Part
Rib
Condition
Cracked
Location
Zone 300
Stage of operation
IN
How discovered
V
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 FRONT SPAR INSPAR RIB 4 AT RT HORIZONTAL STABILIZER 2025-136863<[01] TOOL USED ON STEP 3: ET EQUIPMENT; P/N: NORTEC 600D; S/N: 210138503 ; DUE DATE: 05-AUG-25.;[02] TOOL USED ON STEP 4: ET EQUIPMENT; P/N: NORTEC 600D; S/N: 210138503 ; DUE DATE: 05-AUG-25.;[03] TOOL USED ON STEP 7:EDDY CURRENT FLAW DETECTOR P/N:NORTEC 600D; S/N:200048001; DUE DATE:28-MAY-25.;[04] REPAIRED FRONT SPAR INSPAR RIB 120.30 LOC ON RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. AND SEE INDIVIDUAL SIGN OFF BELOW;[05] CORRECTED ACTION 4. REPAIRED FRONT SPAR INSPAR RIB 120.30 LOC ON RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. AND DWG 182A5304 SHEET 1 REV:C AND SEE INDIVIDUAL SIGN OFF BELOW;[06] REPAIRED FRONT SPAR INSPAR RIB 120.30 LOC ON RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. AND DWG 182A5304 SHEET 1 REV:C AND SEE INDIVIDUAL SIGN OFF BELOW;[07] RII ITEM <BR>REPAIRED FRONT SPAR INSPAR RIB 120.30 LOC ON RT HORIZONTAL STABILIZER IAW B737-700 SRM 55-10-09-2R-4 REPAIR 4. AND DWG 182A5304 SHEET 1 REV:C AND SEE INDIVIDUAL SIGN OFF BELOW

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