# SDR ASAA2018021123513

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 2018
- Submitted: February 13, 2018
- Operation: Air carrier
- Aircraft: [N461AS](https://openairdocs.org/aircraft/N461AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36363
- Aircraft time: 15,434 hours, 5,093 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Bushing
- Condition: Worn
- Location: Duct Link
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018021123513

## Discrepancy

NR 2 ENGINE BUSHINGS,  IN THE DUCT SUPPORT LINK ASSY,  FWD OF FITH STAGE CHECK VALVE,  FOUND WORN.  ACFT GROUNDED.  REPLACED THE  SUPPORT LINK ASSY. NO ADJUSTMENT REQUIRED.

---
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.