Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
September 15, 2021
Submitted
October 4, 2021
Operation
Air carrier
Aircraft
N967WN
Make and model
Boeing 7377H4
Aircraft serial
36967
Aircraft time
33,104 hours, 20,101 cycles
Part
Gusset
Condition
Cracked
Location
Fuselage
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

FWD CARGO BAY GUSSET CRACKED BS 500D STR 19L ; / [01] REMOVED GUSSET BS 500D STR 19L IAW SRM 51-40-02; [02] REMOVED GUSSET BS 500D STR 19L IAW SRM 51-40-02; [03] EVALUATED GUSSET WITH CRACK AT B/S 500D STR 19L AND ALLOWABLE DAMAGE NO FOUND ON SRM MUST BE REPLACED IAW SRM 51-10-O2 PARAGRAPH 9; [04] PROCURED NEW GUSSET P/N 143A9481-5 LOT # 1457201-10 LOCATED AT B/S 500D STR 19L AND DRILLED IAW SRM 51-40-05 AND DWG 143A7902; [05] OK TO INSTALL; [06] VERIFIED CORRECTIVE ACTION 1-5 OK TO INSTALL; [07] CORRECTIVE ACTION STEP # 4 PROCURED NEW GUSSET P/N 143A9481-6 LOT # 1460592-1 LOCATED AT B/S 500D STR 19L AND DRILLED IAW SRM 51-40-05 AND DWG 143A7902; [08] INSTALLED NEW GUSSET P/N 143A9481-6 AT B/S 500D STR 19L IAW SRM 51-40-02 AND DWG 143A7902; [09] VERIFIED CORRECTIVE ACTION 7 AND 8; [10] JOB COMPLETE

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