# SDR SWAA2021081187985

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2021
- Submitted: August 11, 2021
- Operation: Air carrier
- Aircraft: N750SA
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29802
- Aircraft time: 75,691 hours, 44,551 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Bs 500c-520
- 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/SWAA2021081187985

## Discrepancy

CORROSION ON SEAT TRACK AT PASSENGER CABIN BS500C+8 - BS520 LBL45 WL208. ; / [01] REMOVED CORROSION ON UPR CROWN AND LWR WELL OF SEAT TRACK AT B.S 500C+8' TO B.S 520 LBL45 WL208 IAW SRM 51-10-02-OG-0. DEEPEST REMOVED ON CROWN WAS .007'X.4'; WELL .010'X.7'; [02] VERIFIED REMOVED CORROSION ON UPR CROWN AND LWR WELL OF SEAT TRACK AT B.S 500C+8' TO B.S 520 LBL45 WL208 IAW SRM 51-10-02-OG-0. DEEPEST REMOVED ON CROWN WAS .007'X.4'; WELL .010'X.7'; [03] APPLIED CHEMICAL CONVERSION AND ALUMINIZED PRIMER IAW SRM 53-00-52-1A-1 STEPS 2 B (1); (2).; [04] VERIFIED APPLIED CHEMICAL CONVERSION AND ALUMINIZED PRIMER IAW SRM 53-00-52-1A-1 STEPS 2 B (1); (2).

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