Service difficulty report · Angle · Boeing 7377H4

Difficulty date
January 5, 2023
Submitted
February 7, 2023
Operation
Air carrier
Aircraft
N209WN
Make and model
Boeing 7377H4
Aircraft serial
32484
Aircraft time
59,684 hours, 35,490 cycles
Part
Angle
Part number
NOTREPORTED
Part serial
NOTREPORTED
Condition
Corroded
Location
Zn 900 Lav/Galle
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 THRESHOLD SUPPORT ANGLE BS312 - BS312+7 LBL58. MARKED.<[01] REMOVED CORROSION ON FWD THRESHOLD SUPPORT ANGLE BS312-BS312+7'' LBL58 IAW SRM 51-10-02-0G-0; AND EVALUATED AREA AND FOUND TO BE OUT OF LIMITS IAW SRM 53-10-15-1A-1 PART 4.C DETAIL D; MEASURES L=3.5'' X W=1.0'' X D=0.015 ORIGINAL THICKNESS=0.080'' TOOL USED CALIPER ID: ATS2739 S/N: A22004232 DUE DATE:11/2023; DEPTH GAUGE ID: ATS2677 S/N: UNK; DUE DATE:11/2023; PART REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 PART 9.A;[02] VERIFIED MEASUREMENTS<BR>VERIFIED CORRECTIVE ACTION #1; OUT OF LIMITS;[03] REMOVED THRESHOLD SUPPORT ANGLE BS312 - BS344 LBL58 IAW SRM 51-40-02-0G-0;[04] RECEIVED FWD ENTRY DOOR THRESHOLD SUPPORT ANGLE P/N 141A8112-20; LOT# 1515531-1 LOCATED AND DRILLED IAW SRM 51-40-05-0G-0 OK TO INSTALL;[05] VERIFIED CORRECTIVE ACTION 4 WITH OK TO INSTALL GIVEN.;[06] INSTALLED FWD ENTRY DOOR THRESHOLD SUPPORT ANGLE IAW SRM 51-40-002-0G-0 AND DWG#141A8110;[07] VERIFIED CORRECTIVE ACTION 6;[08] VERIFIED JOB COMPLETED AND MEASUREMENT TABLE

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