# SDR SWAA2020090407250

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2020
- Submitted: September 4, 2020
- Operation: Air carrier
- Aircraft: N7884G
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 30133
- Aircraft time: 62,884 hours, 25,819 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Cargo Track
- Part number: 146A7500
- Condition: Corroded
- Location: Bs 747
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2020090407250

## Discrepancy

CORROSION ON TRACK TIEDOWN AT ACB BS747 RBL13 WL156.  REMOVED CORROSION ON TRACK TIE DOWN AT ACB BS747 RBL13 WL156.  REWORKED AREAS L=0.5 W=0.25 D=0.045' TOP SURFACE AND L=1.8' W=0.8' D=0.028 BOTTOM SURFACE FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2.  REMOVED AND REPLACED ACB TRACK BS727+4 TO BS 887 WITH SPLICE AT BS747+8; RBL13 IAW SRM 51-40-02; SRM 53-00-53-2R-3 REF DWG 146A7500 89004U 14AUG20.

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