# SDR 95ZZZW691

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N703S
- Make and model: Boeing 737-2T4
- Registry model: [Boeing 737-2T4](https://openairdocs.org/model/boeing-737-2t4) (OpenAirDocs)
- Aircraft serial: 22529
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Bolt
- Condition: Galled
- Location: Lt Horiz Stab
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZW691

## Discrepancy

DURING COMPLIANCE WITH AD 90-25-01, CPCP TASK C53-701-02, THE LEFT HORIZONTAL STABILIZER AFT, LOWER BOLT WAS EXTREMELY DIFFICULT TO LOOSEN/REMOVE.  ONCE REMOVED, THE BOLT AND BUSHINGS WERE FOUND GALLED.  EVIDENCE OF CORROSION AROUND BUSHING TO FITTING LUG MATING SURFACES.  THE BUSHINGS WERE REPLACED PER BOEING SB 737-55-1033 AND 737-55-1055.  THE BOLT WAS REPLACED WITH A NEW UNIT.  (W)

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