Service difficulty report · Bracket · Boeing 7378H4

Difficulty date
June 13, 2023
Submitted
July 17, 2023
Operation
Air carrier
Aircraft
N8542Z
Make and model
Boeing 7378H4
Aircraft serial
63581
Aircraft time
19,473 hours, 9,653 cycles
Part
Bracket
Part number
UNKNOWN
Condition
Corroded
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

CORROSION AFT CABIN WET AREA FLOOR SUPPORT BRACKET @ RBL 17 STA 951 MKD DOT<[01] REMOVED CORROSION; PERFORMED UT THICKNESS INSPECTION; CHECKED LIMITS OF REWORKED AREA FOUND TO BE OUT OF LIMITS; REMOVED BRACKET; AND INSTALLED BRACKET IN AFT CABIN WET AREA FLOOR SUPPORT RBL 17 STA 951; PER SRM 51-10-02-0G-0; PER SRM 53-70-51-1A-1; PER SRM 51-40-02-0G-0;[02] VERIFIED REMOVED CORROSION; PERFORMED UT THICKNESS INSPECTION; CHECKED LIMITS OF REWORKED AREA FOUND TO BE OUT OF LIMITS; REMOVED BRACKET; AND INSTALLED NEW BRACKET IN AFT CABIN WET AREA FLOOR SUPPORT RBL 17 STA 951.

More about the Boeing 737-8H4