Service difficulty report · Web · Boeing 7377H4

Difficulty date
June 11, 2020
Submitted
July 9, 2020
Operation
Air carrier
Aircraft
N929WN
Make and model
Boeing 7377H4
Aircraft serial
36631
Aircraft time
40,823 hours, 24,698 cycles
Part
Web
Part number
143A8122
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
V
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 SUBTHRESHOLD WEB AT FWD CARGO BAY BS440 - BS493 RBL28 WL156. REMOVED AND INSTALLED NEW SUBTHRESHOLD WEB AT FWD CARGO BAY BS 440-BS 493 RBL 28 WL 156 ITEM 7530597 IAW SRM 53-30-15-01-1; SRM 53-30-15-1A-1; SRM 51-40-02-0G-0; SRM 51-40-05-0G-0; DWG 143A8122; DWG 143A8330.

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