Service difficulty report · Support Bracket · Boeing 7377BD

Difficulty date
April 13, 2025
Submitted
May 21, 2025
Operation
Air carrier
Aircraft
N7747C
Make and model
Boeing 7377BD
Aircraft serial
36091
Aircraft time
56,690 hours, 29,425 cycles
Engine
Cfmint CFM567B242
Part
Support Bracket
Condition
Cracked
Location
Zone 400
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 SUPPORT BRACKET LOCATED AFT UPPER AREA OUTBOARD THRUST REVERSER ON ENGINE 2 2025-250468 <[01]. REPLACED SUPPORT BRACKET LOCATED AFT UPPER AREA OUTBOARD THRUST REVERSER ON ENGINE 2 IAW B737-700 SRM 51-10-02 AND DWG 315A2104 SHEET 21 REV -. TOOL USED CALIPER PN: 500-147-30 SN: A23334861 DUE DATE: 03-SEP-25; [02] CORRECTED STEP 1. REPLACED SUPPORT BRACKET LOCATED AFT UPPER AREA OUTBOARD THRUST REVERSER ON ENGINE 2 IAW B737-700 SRM 51-10-02. AT MEASURE OF CRACK: 0.5000. TOOL USED CALIPER PN: 500-147-30 SN: A23334861 DUE DATE: 03-SEP-25 DWG 315A2104 SHEET 21 REV -; [03] REPLACED SUPPORT BRACKET LOCATED AFT UPPER AREA OUTBOARD THRUST REVERSER ON ENGINE 2 IAW B737-700 SRM 51-10-02. AT MEASURE OF CRACK: 0.5000. TOOL USED CALIPER PN: 500-147-30 SN: A23334861 DUE DATE: 03-SEP-25 DWG 315A2104 SHEET 21 REV -.

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