Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
March 10, 2023
Submitted
April 18, 2023
Operation
Air carrier
Aircraft
N281WN
Make and model
Boeing 7377H4
Aircraft serial
36528
Aircraft time
51,516 hours, 31,045 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 21R.<[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 ON FWD CARGO BAY GUSSET AT BS 500D STR 21 IAW SRM 51-40-02;[03] REMOVED ON FWD CARGO BAY GUSSET AT BS 500D STR 21R IAW SRM 51-40-02;[04] RECEIVED LOCATED AND DRILLED NEW GUSSET WITH P/N 143A9481-10 LOT#1522203-2 PO#911525/2 IAW SRM 51-40-05 AND DWG#143A7902.OK TO INSTALL.;[05] VERIFIED CORRECTIVE ACTION #4<BR>OK TO INSTALL GIVEN;[06] INSTALLED NEW GUSSET ON FCB AT BS500D STR21R IAW SRM 51-40-02 AND DWG#143A7902 REV:;[07] RII VERIFIED CORRECTIVE ACTION ITEM 6.;[08] VERIFIED CORRECTIVE ACTION ITEM 6 AND MEASUREMENT FIELDS; CARD COMPLETE.

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