Service difficulty report · Web · Boeing 7378H4

Difficulty date
February 20, 2021
Submitted
March 17, 2021
Operation
Air carrier
Aircraft
N8612K
Make and model
Boeing 7378H4
Aircraft serial
36973
Aircraft time
27,620 hours, 12,185 cycles
Part
Web
Condition
Corroded
Location
Fwd Cargo
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

FORWARD CARGO COMPARTMENT AT CARGO DOOR OPENING; WEB UNDER THRESHOLD HAS CORROSION (BS 440 TO 480; STR 25R AND WL141) / EVALUATED CORROSION WEB AT FWD CARGO DOOR OPENING UNDER THRESHOLD FOUND 100% MATERIAL LOSS FOUND OUT OF LIMITS I-A-W SRM 51-10-02-0G-0. REMOVED WEB I-A-W SRM 51-40-02-0G-0. DRILLED NEW WEB I-A-W SRM 51-40-05-0G-0 AND BOEING DWG 143A8330. INSTALLED NEW WEB I-A-W SRM 51-40-02-0G-0 AND BOEING DWG 143A8330 P/N 143A81220-10

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