Service difficulty report · Web · Boeing 7377H4

Difficulty date
February 10, 2019
Submitted
March 3, 2022
Operation
Air carrier
Aircraft
N279WN
Make and model
Boeing 7377H4
Aircraft serial
32532
Aircraft time
41,169 hours, 24,567 cycles
Part
Web
Part number
156A812325
Condition
Corroded
Location
Aft Cargo Bay
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 DOORWAY; LWR THRESHOLD SUBWEB; BS 794 TO BS 847; RBL 22; WL 156 / CORROSION ON WEB P/N 156A8123-25 WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM; REMOVE LWR THRESHOLD WEB BS794-BS847 RBL 22; WL 156; PER SRM 51-40-02-0G-0; INSTALLED NEW ACB LWR THRESHOLD WEB BS 794-BS847; WL 156 PER SRM 51-40-02-G0-0 DWG 146A8340

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