# SDR SWAA2022031282953

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2019
- Submitted: March 14, 2022
- 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: 70,914 hours, 41,553 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar
- Condition: Corroded
- Location: Lt Wing
- 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/SWAA2022031282953

## Discrepancy

LH WING BOOST PUMP TANK 1 FWD UPPER GROUND STRAP ATTACH POINT CORRODED / REMOVED CORROSION ON L/H WING #1 FWD BOOST PUMP GROUND STRAP ATTACH POINT IAW SRM 51-10-02-0G-0. VERIFIED ALLOWABLE LIMITS; ORIGINAL .485' LOSS .126' REMAINING .359' OUT OF LIMITS IAW SRM 57-20-10-1A-3. RAEPAIRED #1 FWD BOOST PUMP AT GROUND ATTACH POINT IAW AAR EA 190534 IR AND SWA EA 1-757-16460 REV IR

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