Service difficulty report · Tie Down · Boeing 73776N

Difficulty date
February 2, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N7885A
Make and model
Boeing 73776N
Aircraft serial
33379
Aircraft time
62,518 hours, 31,343 cycles
Part
Tie Down
Condition
Corroded
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

CORROSION ON AFT CARGO BAY TIE DOWN AT BS 787+4 LBL 17.<[01] VERIFIED APPLICABILITY PER REF SRM 53-60-53-0I-2 AND SRM 53-00-53-1A-2;[02] REMOVED CORROSION AT DISCREPANCY AREA L=5 W=1.ONE LIP WAS REMOVED ON CARGO BAY TIE DOWN .THEREFORE FOUND TO BE OUT OF LIMITS PER REF SRM 53-00-53-1A-2 DETAIL H AND I;[03] VERIFIED CORRECTIVE ACTION 1;2 AND THE MEASUREMENT TABLE.;[04] LOCATED AND DRILLED NEW ACB CARGO TRACK TIE-DOWN BS727-867 LBL17.24 IAW SRM 51-40-05-0G-0 AND DWG#146A7501.<BR>OK TO INSTALL.;[05] VERIFIED CORRECTIVE ACTION #4.<BR>VERIFIED OK TO INSTALL.;[06] INSTALLED NEW AFT CARGO BAY TIE DOWN LBL 17 BS 727 TO 867 PER REF SRM 51-40-02 AND DWG NBR 146A7500;[07] RII VERIFIED CORRECTIVE ACTION ITEM 6.;[08] VERIFIED CORRECTIVE ACTION ITEMS AND MEASUREMENT FIELDS; CARD COMPLETE.

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