# SDR ASAA2021092636089

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2021
- Submitted: September 28, 2021
- Operation: Air carrier
- Aircraft: [N581AS](https://openairdocs.org/aircraft/N581AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35188
- Aircraft time: 50,771 hours, 15,070 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Blade
- Part number: 3400010260
- Condition: Worn
- Location: #2 Engine
- 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/ASAA2021092636089

## Discrepancy

WHILE ACCOMPLISHING T/C 78472010 NOTED WEAR ON REAR SHANK OF ALL FAN BLADES. GROUNDED - YES. MEASURED WEAR ON THE REAR SHANK AND FOUND MULTIPLE BLADES OUT OF LIMITS.  REPLACED ALL #1 THROUGH #24 FAN BLADES REF T/C 78472010.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.