Service difficulty report · Angle · Boeing 7377H4

Difficulty date
June 1, 2023
Submitted
July 3, 2023
Operation
Air carrier
Aircraft
N295WN
Make and model
Boeing 7377H4
Aircraft serial
32541
Aircraft time
51,370 hours, 30,880 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;[03] UPDATE TO CORRECTIVE ACTION STEP 1. CORROSION ON ANGLE WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM; PART REPLACEMENT REQUIRED PER SRM 51-10-02.;[04] REMOVED AFT CARGO BAY ATTACH ANGLE UNDER SHIELD BS767-BS787 RBL 22; WL 156 PER SRM 51-40-02-0G-0.;[05] LOCATED; DRILLED; DEBURRED AND INSTALLED NUTPLATES ON NEW ATTACH ANGLE UNDER SHIELD BS 767-787 RBL 22; WL 156 PER SRM 51-40-05-0G-0; SRM 51-40-02-0G-0; DWG 146A8123. OK TO INSTALL.;[06] VERIFIED CORRECTIVE ACTIONS STEP 5.;[07] OK TO INSTALL GIVEN.;[08] INSTALLED AFT CARGO BAY ATTACH ANGLE PER SRM 51-40-02-0G-0; DWG 146A8123.;[09] VERIFIED CORRECTIVE ACTION STEP 8.;[10] VERIFIED MEASUREMENT TABLE AND TASK CARD COMPLETE.

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