# NHTSA Engineering Analysis EA74256
> **FAN BLADE FAILURE** · Opened 1974-05-15 · Closed 1974-09-16
## Investigation
- **Action number:** EA74256
- **Type:** Engineering Analysis
- **Open date:** 1974-05-15
- **Close date:** 1974-09-16
- **Manufacturer:** —
- **Affected makes:** —
- **Affected components:** —
- **Affected model years:** —
- **Affected (make, year) variants:** 1
## Summary

There is no summary currently available

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=EA74256)
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