Service difficulty report · Bracket · Boeing 73779P

Difficulty date
December 19, 2022
Submitted
February 7, 2023
Operation
Air carrier
Aircraft
N7855A
Make and model
Boeing 73779P
Aircraft serial
29357
Aircraft time
53,057 hours, 34,450 cycles
Part
Bracket
Part number
NOTREPORTED
Part serial
NOTREPORTED
Condition
Cracked
Location
Zn 100 Fus Lower
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 SUPPORT BRACKET LOCATED BS277 BETWEEN STR8R TO STR9R AT FWD GALLEY AREA 2022-697147<[01] TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600D; S/N: 220272712; DUE DATE: 17-DEC--23;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600D; S/N: 220272712; DUE DATE: 17-DEC--23;[03] REMOVED SUPPORT BRACKET AND FASTENERS LOCATED BS277 BETWEEN STR8R TO STR9R AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02. PERFORMED HFEC SURFACE INSPECTION ON REPORTED SUPPORT BRACKET (FITTING) AS PER NDT MANUAL PART 6; 51-00-00; PROCEDURE 23; CRACK INDICATION NOT FOUND. TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600D; S/N: 220272712; DUE DATE: 17-DEC-23; PERFORMED ROTO TEST INSPECTION ON OPEN FASTENER HOLES AS PER NDT MANUAL PART 6; 51-00-00; PROCEDURE 16. NO CRACK INDICATION FOUND. TOOL USED: EDDY CURRENT FLAW DETECTOR P/N: NORTEC 600D; S/N: 220272712; DUE DATE: 17-DEC-23; RE-INSTALLED SUPPORT BRACKET IAW B737-700 SRM 51-40-02 AND DWG 141A1110 SHEET: 18 REV: ?.<BR>SEE INDIVIDUAL SIGNOFFS BELLOW;

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