# SDR SWAA2021110920602

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2021
- Submitted: November 9, 2021
- Operation: Air carrier
- Aircraft: [N783SW](https://openairdocs.org/aircraft/N783SW), registered now
- Make and model: Boeing 737*
- Aircraft serial: 29809
- Aircraft time: 68,060 hours, 40,258 cycles
- System (JASC): [5534 · Vertical Stabilizer Miscellaneous Structure](https://openairdocs.org/jasc/5534)
- Part: Fitting
- Condition: Corroded
- Location: Vert. Stab.
- 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/SWAA2021110920602

## Discrepancy

>>> CORROSION >> VERTICAL STABILIZER ; RIGHT I/B REAR SPAR FITTINGS PITTING CORROSION ; / [01] REMOVED BUSHINGS AT RIGHT VERTICAL STABILIZER I/B REAR SPAR AS P[ER B737-700 SOPM 20-50-03; [02] AFTER BUSHING REMOVAL ; INSPECTED AREA AT VERTICAL STABILIZER; RIGHT I/B REAR SPAR FITTING ;NO CORROSION FOUND .; [03] VERIFIED STEP 2; [04] OK TO INSTALL BUSHINGS; [05] INSTALLED SERVICEABLE BUSHINGS AT VERTICAL STABILIZER; RIGHT I/B REAR SPAR FITTING AS PER B737-700 SOPM 20-50-03 AND AS PER DRAWING TOLERANCES PL 172A161-2; [06] REMOVED AND REPLACED BUSHINGS AT VERTICAL STABILIZER; RIGHT I/B REAR SPAR FITTING AS PER B737-700 SOPM 20-50-03 AND AS PER DRAWING TOLERANCES PL 172A161-2; [07] INSPECTED INSTALLATION

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