# SDR ASAA2023040442718

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2023
- Submitted: April 5, 2023
- Operation: Air carrier
- Aircraft: [N978AK](https://openairdocs.org/aircraft/N978AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43348
- Aircraft time: 2,775 hours, 800 cycles
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- 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/ASAA2023040442718

## Discrepancy

WHILE PERFORMING LL1 INSPECTION FOUND NICK ON #2 ENG BLADE #5 LEADING EDGE APPROXIMATLEY 5.5 INCHES FROM END OF BLADE. GROUNDED - YES. NICK ON #5 BLADE MEASURES 0.2 INCHES LENGTH BY 0.032 INCHES DEEP NICK IS BEYOND SERVICABLE LIMIT OF 0.0137 INCHES PER B737-9 AMM 72-22-02-200-801-G00 STEP (H). BLENDED NICK ON #2 ENGINE #5 BLADE METAL LEADING EDGE REF AMM 72-22-02. ACCOMPLISHED FPI AND TAP TEST IAW AMM 72-22-02-900-805-600 STEPS 5.6.(7),(8) AND (9). NO DEFECTS NOTED.

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