Service difficulty report · Angle · Boeing 7378H4

Difficulty date
May 18, 2023
Submitted
June 16, 2023
Operation
Air carrier
Aircraft
N8535S
Make and model
Boeing 7378H4
Aircraft serial
63596
Aircraft time
19,603 hours, 9,695 cycles
Part
Angle
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 CARGO BAY ATTACH ANGLE UNDER SHIELD HAS MULTIPLE AREAS UNDER NUT PLATES BS767 TO BS787 RBL21 WL156<[01] CORROSION ON ANGLE WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.;[02] VERIFIED CORRECTIVE ACTION 1- OUT OF LIMITS.;[03] REMOVED AFT CARGO BAY ATTACH ANGLE UNDER SHIELD BS 767-BS 787 RBL 21 WL 156 PER SRM 51-40-02-0G-0.;[04] LOCATED; DRILLED; DEBURRED AND INSTALLED NUTPLATES PER SRM 51-40-05-0G-0; SRM 51-40-02-0G-0; DWG 146A8123. OK TO INSTALL.;[05] VERIFIED CORRECTIVE ACTIONS STEP 4; OK TO INSTALL GIVEN.;[06] VERIFIED MEASUREMENTS TABLE.;[07] BEGAN INSTALLING ATTACH ANGLE PER SRM 51-40-02-0G-0; DWG 146A8123.;[08] COMPLETED INSTALLATION OF SHIELD ATTACH ANGLE BS 767-BS 787 RBL21 WL 156 PER SRM 51-40-02-0G-0; DWG 146A8123.;[09] VERIFIED CORRECTIVE ACTIONS STEP 8.

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