# SDR 7AHR20130129009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2013
- Submitted: January 29, 2013
- Operation: General aviation
- Aircraft: [N842AL](https://openairdocs.org/aircraft/N842AL), registered now
- Make and model: Boeing 737290C
- Aircraft serial: 23136
- Aircraft time: 68,422 hours, 68,390 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: Shear Tie
- Condition: Corroded
- Location: Zone 100
- Part time: 68,422 hours, 68,390 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/7AHR20130129009

## Discrepancy

CORROSION IN AFT CARGO BS 767 STRINGER 27L TO 27R AT AFT FRAME, SHEAR TIES. REMOVED FASTENERS FOR ACCESS TO CORROSION IAW SRM 51-30-2.  CORROSION AT SHEAR TIE IS FOUND TO BE OUT OF LIMITS.  CUT OUT AND REMOVED CORRODED SHEAR TIE ANGLE IAW SRM 53-10-4.  FABRICATED NEW SHEAR TIE ANGLE IAW SRM 51-20-01.  INSTALLED REPAIR PARTS (SHEAR TIE ANGLE) IAW SRM 51-30-02.

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