Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
March 16, 2023
Submitted
April 24, 2023
Operation
Air carrier
Aircraft
N957WN
Make and model
Boeing 7377H4
Aircraft serial
41528
Aircraft time
38,518 hours, 23,626 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

CRACK ON FWD CARGO BAY GUSSET AT BS 500D STRINGER 19R.<[01] PRIOR TO REMOVAL;FOUND PART TO HAVE NO SRM LIMITS AND SO PART IS REPAIRABLE BY REPLACEMENT;PER SRM 51-10-02 STEP 9.;[02] REMOVED GUSSET CRACKED AT BS500D;STR. 19R;IAW SRM 51-40-02.;[03] LOCATED AND DRILLED NEW PART P/N 143A9481-5 ON FWD CARGO BAY GUSSET AT BS 500D STRINGER 19R IAW SRM 51-40-02 AND DWG 143A7902 REV:;OK TO INSTAL;[04] VERIFIED CORRECTIVE ACTION 3 <BR>OK TO INSTALL;[05] INSTALLED NEW PART P/N 143A9481-5 ON FWD CARGO BAY GUSSET AT BS 500D STRINGER 19R IAW SRM 51-40-02 AND DWG 143A7902 REV:;[06] VERIFIED CORRECTIVE ACTION 5.;[07] VERIFIED MEASUREMENT TABLE

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