Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
November 11, 2019
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N456WN
Make and model
Boeing 7377H4
Aircraft serial
32463
Aircraft time
54,821 hours, 32,445 cycles
Part
Support Angle
Part number
143A948530
Condition
Corroded
Location
Fwd Cargo Bay
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*** ON FCB L/H AFT BULKHEAD TO SIDEWALL SUPPORT ANGLE STA 500D LBL 27 WL 156 / CORROSION ON FCB L/H AFT BULKHEAD TO SIDEWALL SUPPORT ANGLE STA 500D P/N 143A9485-30 FOUND OUT OF LIMITS DUE TO NO ALLOWABLE LIMITS ARE GIVEN IN THE SRM REPLACEMENT PART PER SRM 51-10-02-0G-0; REMOVED FCB L/H AFT BULKHEAD TO SIDEWALL SUPPORT ANGLE STA 500D PER SRM 51-40-02-0G-0; INSTALLED NEW SUPPORT ANGLE AT 500D PER SRM 51-40-02-0G-0; DWG 143A9481; DWG 143A7902 59911U 14NOV19

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