Service difficulty report · Rib · Boeing 7378H4

Difficulty date
July 18, 2024
Submitted
August 9, 2024
Operation
Air carrier
Aircraft
N8322X
Make and model
Boeing 7378H4
Aircraft serial
36997
Aircraft time
39,243 hours, 18,438 cycles
Part
Rib
Condition
Cracked
Location
Zone 300
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 ACCESS PANEL 331B LEADING EDGE RIB LOCATED LE STA 272.62 AT LT HORIZONTAL STABILIZER 2024-415087<[01] REPLACED RIB LOCATED ON LEADING EDGE ACCESS PANELS 331B LE STA 272.62 AT HORIZONTAL STABILIZER LH IN ACCORDANCE WITH B737-800 SRM 51-10-02-0G-0 STEP 9; SRM 51-40-02-0G-0 STEP 4 AND DWG 186A1001; SHEET 21 AND REV-.;[02] CORRECTED STEP 1: REPLACED RIB LOCATED ON LEADING EDGE ACCESS PANELS 331B LE STA 272.62 AT HORIZONTAL STABILIZER LH IN ACCORDANCE WITH B737-800 SRM 51-10-02-0G-0 STEP 9; SRM 51-40-02-0G-0 STEP 4 AND DWG 186A1001; SHEET 21 AND REV-. SEE INDIVIDUAL SIGNOFFS BELOW.;[03] REPLACED RIB LOCATED ON LEADING EDGE ACCESS PANELS 331B LE STA 272.62 AT HORIZONTAL STABILIZER LH IN ACCORDANCE WITH B737-800 SRM 51-10-02-0G-0 STEP 9; SRM 51-40-02-0G-0 STEP 4 AND DWG 186A1001; SHEET 21 AND REV-. SEE INDIVIDUAL SIGNOFFS BELOW.

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