# SDR 2005FA0000150

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2004
- Submitted: February 28, 2005
- Operation: General aviation
- Aircraft: [N863AF](https://openairdocs.org/aircraft/N863AF), registered now
- Make and model: Grob G 120A
- Registry model: [Grob G 120A](https://openairdocs.org/model/grob-werke-g-120a) (OpenAirDocs)
- Aircraft serial: 85003
- System (JASC): [3220 · Nose/Tail Landing Gear](https://openairdocs.org/jasc/3220)
- Part: Swivel
- Part number: 120A5211
- Condition: Cracked
- Location: Nlg
- Part time: 1,761 hours
- 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/2005FA0000150

## Discrepancy

INSPECTION OF NOSE GEAR UPPER TRUNNION BOLTS FOUND CRACKS AROUND WELDS AND ON THE EARS FOR THE SWIVEL TUBE.   PROBABLE CAUSE EXCESSIVE STRESSES IN THIS AREA.  AT THIS TIME NO RECOMMENDATION UNTIL MFG MAKES DETERMINATION OF CAUSES. (K)

---
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.