Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
May 31, 2023
Submitted
July 5, 2023
Operation
Air carrier
Aircraft
N962WN
Make and model
Boeing 7377H4
Aircraft serial
36963
Aircraft time
38,452 hours, 23,554 cycles
Part
Gusset
Part number
UNKNOWN
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 IS CRACKED AT STR 19L; BS 500D<[01] VERIFY APPLICABILITY PER SRM 53-30-08-0I-1. NOT ALLOWABLE DAMAGE PARTS THAT DO NOT HAVE ENTRIES ARE CALLED REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02 STEP 9C;[02] REMOVED GUSSET AT STR 19L BS 500D IAW SRM 51-40-02;[03] RECEIVED NEW GUSSET AT STR 19L BS500D P/N143A9481-6 PO#922569 LOCATED AND DRILLED IAW SRM 51-40-05 AND DWG 143A7902.<BR>OK TO INSTALL;[04] VERIFIED CORRECTIVE ACTION 1-3; OK TO INSTALL PART;[05] INSTALLED NEW GUSSET AT STR 19L BS 500D IAW SRM 51-40-02 AND DWG 143A7902;[06] VERIFIED CORRECTIVE ACTION 5;[07] VERIFIED MEASUREMENT TABLE

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