Service difficulty report · Track · Boeing 7377H4

Difficulty date
October 5, 2022
Submitted
October 17, 2022
Operation
Air carrier
Aircraft
N266WN
Make and model
Boeing 7377H4
Aircraft serial
32523
Aircraft time
52,718 hours, 31,500 cycles
Part
Track
Condition
Cracked
Location
Aft Cargo
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

AFT CARGO BAY LBL 17 TIEDOWN TRACK IS CRACKED AT BS 727E WL 156 / [01] REMOVED TIEDOWN TRACK AT ACB LBL 17 BS 727 TO BS 867 WL 156 IAW SRM 51-40-02;[02] UPON FURTHER EVALUATION CRACK AT AFT CARGO COMPARTMENT TIEDOWN TRACK STA 727E; LBL 17; WL 166 LENGHT= .5'. TRACK CRACK FOUND TO BE OUT LIMITS PER SRM 53-00-53-1A-2.<BR>TOOL USED<BR>ID: ATS1317 S/N: UNKNOWN DUE DATE:08/2023.;[03] VERIFIED CORRECTIVE ACTION 2.;[04] AFT CARGO COMPARTMENT TIEDOWN TRACK STA 727E; LBL 17; WL 166 REPAIR BY REPLACEMENT OF PART PER SRM 51-10-02-0G-0 PARA 9.;[05] CORRECTION FOR ENTRY # 2; 4. CORRECT WATER LINE IS (WL 156) NOT 166.;[06] PROCURED NEW ACB TRACK; LOCATED AND DRILLED SRM 51-40-05-0G-0; SRM 51-40-02. OK TO INSTALL NEW TRACK.;[07] VERIFIED CORRECTIVE ACTIONS 4 AND 6.;[08] INSTALLED NEW AFT CARGO BAY TIEDOWN TRACK BETWEEN STA 727-867 LBL 17; WL 156 PER DWG 146A7501 REV:- AND DWG 146A7500 REV:A AND SRM 51-40-02.;[09] VERIFIED MEASUREMENT TABLE.;[10] VERIFIED CORRECTIVE ACTION 8.

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