# SDR YBB2018F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2018
- Submitted: March 13, 2018
- Operation: Air carrier
- Aircraft: [N790A](https://openairdocs.org/aircraft/N790A), registered now
- Make and model: Beech C90
- Registry model: [Beech C90](https://openairdocs.org/model/beech-c90) (OpenAirDocs)
- Aircraft serial: LJ1016
- Engine: Pwa PT6A135A
- System (JASC): [5620 · Passenger Compartment Windows](https://openairdocs.org/jasc/5620)
- Part: Window
- Part number: 1014301835
- Condition: Cracked
- Location: Lt Cabin
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YBB2018F00000

## Discrepancy

PILOT REPORTED THAT DURING FLIGHT,  HEARD A NOISE FROM AFT OF THE ACFT.  NOTICE AFT PAX NR 1 LT CABIN WINDOW CRACKED, DIVERTED NEAREST AIRPORT.  UPON LANDING FOUND NR 1 LT PAX WINDOW CRACKED.   SUSPECTED THAT FATIGUE, STRESS CRAZE WERE CONTRIBUTING FACTORS IN PROBABLE CAUSE OF CRACKED WINDOW.

---
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.