# SDR SWAA2022032186184

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2019
- Submitted: May 16, 2022
- Operation: Air carrier
- Aircraft: N760SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27874
- Aircraft time: 68,656 hours, 40,762 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Stringer
- Condition: Out Of Tolerance
- Location: Aft Fuselage
- 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/SWAA2022032186184

## Discrepancy

WHILE ACCOMPLISHING SI#12107-53 FOUND HOLE 9R AT STR-3R OUT OF THE 0.3745-0.3755' TOLERANCE REQUIRED PER STEP 36D (EXISTING HOLE SIZE 0.3780 / REPAIRED FASTENER HOLE AT BS 1016 STRINGER 3R HOLE 9R AS PER SOUTHWEST SPECIAL ITEM (SI # 12107-53) STEP 38 FIG 15

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