# SDR 2026FA0000596

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 17, 2026
- Submitted: July 17, 2026
- Operation: General aviation
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Impulse Coupling
- Part number: M3163
- Condition: Loose
- Location: Magneto
- Component: Magneto, Slick, 4371
- Component part number: 4371
- 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/2026FA0000596

## Discrepancy

IMPULSE COUPLING CAM ASSEMBLY HAS LOOSE RIVETS SIMILAR TO THOSE FOUND WITHIN SB2-19A & AD 99-04-04. OUTSIDE OF S/N RANGE FOR SB2-19A & OUTSIDE OF MODEL NUMBER RANGE FOR AD 99-04-04

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