Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date
November 1, 2022
Submitted
November 16, 2022
Operation
Air carrier
Aircraft
N8510E
Make and model
Boeing 7378H4
Aircraft serial
36944
Aircraft time
19,961 hours, 9,596 cycles
Part
Attach Angle
Condition
Corroded
Location
Zone 100
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 AROUND MULTIPLE NUT PLATE LOCATIONS BS767+767+6 RBL21 WL156 / [01] ATTACHED PHOTO AND UPDATED MEASUREMENT TABLE STEP 20;[02] CORRECTION TO TASK DETAIL SHOULD STATE. ' CORROSION AFT CARGO BAY ATTACH ANGLE UNDER SHIELD AROUND MULTIPLE NUT PLATE LOCATIONS BS767 TO 767+6 RBL21 WL 156. ';[03] CORROSION ON ANGLE WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.;[04] VERIFIED CORRECTIVE ACTION #3;[05] UPDATED MEASUREMENT TABLE.;[06] VERIFIED MEASUREMENT TABLE;[07] REMOVED DAMAGED ATTACH ANGLE; LOCATED AND DRILLED NEW ATTACH ANGLE AT BS 767-787 RBL 21 WL156 IAW SRM 51-40-02-0G-0; 51-40-05-0G-0 AND DWG 146A0081; 146A8123. OK TO INSTALL.;[08] VERIFIED CORRECTIVE ACTION 7.;[09] INSTALLED ATTACH ANGLE AT BS 767-787 RBL 21 WL156 IAW SRM 51-40-02-0G-0; DWG 146A0081; AND DWG 146A8123;[10] VERIFIED CORRECTIVE ACTION 9.

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