Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
February 28, 2023
Submitted
April 10, 2023
Operation
Air carrier
Aircraft
N438WN
Make and model
Boeing 7377H4
Aircraft serial
29833
Aircraft time
65,970 hours, 39,056 cycles
Part
Gusset
Condition
Cracked
Location
Zn 100 Fus Lower
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

GUSSET CRACKED AT FWD CARGO COMPARTMENT SIDE WALL @ S-19L STA 500D MKD DOT<[01] REMOVED CRACKED GUSSET AT FWD CARGO COMPARTMENT SIDE WALL S-19L STA 500D PER SRM 51-40-02-0G-0;[02] RECEIVED; LOCATED AND DRILLED NEW FWD CARGO GUSSET AT S-19L STA 500D (PN:143A9483-6) PER SRM 51-40-05-0G-0;[03] TREATED AND PRIMED NEW FASTENER HOLES PER AMM 51-21-41-370-803 AND AMM 51-21-72-370-804;[04] VERIFIEDS STEPS 1;2 AND 3. OK TO INSTALL NEW GUSSET.;[05] INSTALLED NEW GUSSET AT FWD CARGO COMPT STR 19L STA 500D PER SRM 51-40-02-0G-0 AND DWG# 143A9481.;[06] VERIFIED STEP 5.

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