Service difficulty report · Angle · Boeing 7377H4

Difficulty date
January 7, 2019
Submitted
March 2, 2022
Operation
Air carrier
Aircraft
N274WN
Make and model
Boeing 7377H4
Aircraft serial
32529
Aircraft time
41,215 hours, 24,397 cycles
Part
Angle
Condition
Corroded
Location
Fwd Entry Door (
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

L-1 DOOR LOWER SILL CORRODED IN 3 PLACES; WATERLINE 208;B.S. 312+4'; LBL63; B.S. 328+1'; LBL 64 AND B.S. 344-4'; LBL 64. / REMOVED CORROSION IN AN AREA OF 1' X 20' I-A-W SRM 51-10-02-0G-0; ORIGNAL MATERIAL THICKNESS OF ANGLE IS .080 PER SRM 53-10-15-01-1. MATERIAL LOSS .011' FOUND TO BE OUT OF LIMITS PER SRM 53-10-15-1A-1. REMOVED AND REPLACE ANGLE I-A-W SRM 51-40-02-0G-0; AND BDWG# 141A8110 PO #69930. AT L1 DOOR LOWER SILL STA 312+4 WL 208 LBL 63 TO BS 344-4'; LBL 64

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