Service difficulty report · Angle · Boeing 7378H4

Difficulty date
May 19, 2022
Submitted
June 10, 2022
Operation
Air carrier
Aircraft
N8630B
Make and model
Boeing 7378H4
Aircraft serial
42521
Aircraft time
27,694 hours, 12,732 cycles
Part
Angle
Part number
146A812553
Condition
Corroded
Location
Aft 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

AFT CARGO BAY INTERCOSTAL ANGLE BELOW SHIELD HAS CORROSION BS 767+5 RBL 23 WL 156 / [01] EVALUATED CORROSION ON ANGLE BS 767+5 RBL 23 WL 156; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0;[02] VERIFIED CORRECTIVE ACTION ENTRY 1. OUT OF LIMITS.;[03] REMOVED ACB INTERCOSTAL ANGLE BELOW SHIELD BS767 TO BS787; RBL 23; WL 156. PER SRM 51-40-02-0G-0;[04] LOCATED AND DRILLED NEW ACB INTERCOSTAL ANGLE BELOW SHIELD BS767 TO BS787; RBL 23; WL 156. PER DWGS 146A8123; 146A0081; AND SRM 51-40-05-0G-0. OK TO INSTALL.;[05] VERIFIED CORRECTIVE ACTION #4;[06] INSTALLED NEW ACB INTERCOSTAL ANGLE BELOW SHIELD BS767 TO BS787; RBL 23; WL 156. PER DWGS 146A8123; 146A0081 AND SRM 51-40-02-0G-0.;[07] VERIFIED CORRECTIVE ACTION #6; MEASUREMENT FIELD VERIFIED;[08] VERIFIED CORRECTIVE ACTION #6; MEASUREMENT FIELD VERIFIED

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