# SDR HNAA0400028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 2004
- Submitted: March 29, 2004
- Operation: Air carrier
- Aircraft: N997HA
- Make and model: Dhav DHC8201
- Aircraft serial: 507
- Aircraft time: 12,785 hours, 14,097 cycles
- Propeller: Hamstd 14SF23
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Bulkhead
- Part number: 7895431
- Part serial: NONE
- Condition: Cracked
- Location: Prop Assy
- Part time: 10,492 hours, 11,426 cycles
- Component: Actuator, Hamstd
- Component part number: 7901803
- Stage of operation: IN
- How discovered: D
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA0400028

## Discrepancy

DURING THE MAJOR INSPECTION OF PROPELLER ACTUATOR PARTS, THE PISTON BULKHEAD WAS FOUND CRACKED DURING FLUORSCENT PENNENTRANT INSPECTION.  THIS HAS BEEN A COMMON FIND WITH THIS PART.

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