Service difficulty report · Attach Angle · Boeing 73776Q

Difficulty date
January 12, 2023
Submitted
February 16, 2023
Operation
Air carrier
Aircraft
N565WN
Make and model
Boeing 73776Q
Aircraft serial
30282
Aircraft time
56,383 hours, 37,305 cycles
Part
Attach Angle
Condition
Corroded
Location
Zn 200 Fus Top
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 PASSENGER CABIN FRAME ATTACH ANGLE AT BS 277 STRINGER 1.(MARKED)<[01] EVALUATED DAMAGE ON PASSENGER CABIN FRAME ATTACH ANGLE AT BS277 S-1 FOUND TO BE OUT OF LIMITS DUE NO LIMITS IN SRM PART WILL BE REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0;[02] REMOVED ATTACH ANGLE ON PASSENGER CABIN FRAME BS277 S-1 IAW SRM 51-40-02-0G-0;[03] FABRICATED ANGLE FROM MATERIAL BAC1490-64#7075T62 LOT# 1516715-1; LOCATED AND DRILLED NEW ANGLE IAW SRM 51-40-05-0G-0; DWG 141A1251; APPLIED CHEMICAL CONVERSION COATING IAW SRM 51-20-01-0G-0; OK TO PRIMER;[04] VERIFIED CORRECTIVE ACTION 3.;[05] APPLIED PRIMER ON NEW ANGLE IAW SOPM 20-41-02; OK TOINSTALL;[06] VERIFIED CORRECTIVE ACTION 5; OK TO INSTALL AND THE MEASURUEMENT TABLE;[07] INSTALLED ATTACH ANGLE ON PASSENGER CABIN FRAME BS277 S-1 IAW SRM 51-40-02-0G-0 DWG 141A0741; CARD IS COMPLETED;[08] VERIFIED CORRECTIVE ACTION 7.;[09] VERIFIED CORRECTIVE ACTION 1 AND THE MEASUREMENT TABLE.

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