Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
March 29, 2022
Submitted
April 22, 2022
Operation
Air carrier
Aircraft
N769SW
Make and model
Boeing 7377H4
Aircraft serial
30588
Aircraft time
74,146 hours, 43,614 cycles
Part
Support Angle
Part number
237A911248
Condition
Cracked
Location
Cabin
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

CRACKED SUPPORT ANGLE AT MID PASSENGER CABIN BS691 RBL1. / [01] REMOVED DAMAGED BRACKET AT BS 691 RBL1 PER SRM 51-40-02;[02] CRACKED SUPPORT ANGLE AT BS691 RBL1 FOUND TO BE OUT OF LIMITS DUE TO NO ALLOWABLE LIMITS REPLAREABLE BY REPLACEMENT OF PART PER SRM 51-10-02-0G-0 STEP 9-C;[03] FABRICATED SUPPORT BRACKET P/N 237A9112-48 AND APPLIED CHEMICAL CONVERSION COATING PER DRAWING # 273A9111 SHT 8 REV A AND SRM 51-20-01-0G-0 ;SRM 51-40-05;[04] MATERIAL ID FOR BRACKET BAC1490-2883 7075-T73 .050 LOT#1482272-1; PO#857528-SWA;[05] INSPECTED ACTION 1-4;[06] APPLIED PRIMER TO REPLACEMENT SUPPORT ANGLE PER DRAWING # 273A9111 SHT 8 REV A AND SRM 51-20-01-0G-0; OK TO INSTALL;[07] INSPECTED ACTION 6; OK TO INSTALL;[08] INSTALLED SUPPORT ANGLE AT MID PASSENGER CABIN BS691; RBL1 PER SRM 51-40-02-0G-0 AND BOEING DRAWING #273A9111;[09] VERIFIED FASTENER INSTALLATION;[10] VERIFIED FASTENER INSTALLATION

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