# SDR USAA2012101200018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 11, 2012
- Submitted: October 12, 2012
- Operation: Air carrier
- Aircraft: N443US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24842
- Aircraft time: 58,139 hours, 39,815 cycles
- System (JASC): [3222 · Nose/Tail Landing Gear Strut/Axle](https://openairdocs.org/jasc/3222)
- Part: Link
- Part number: 654628815
- Part serial: ZH253
- Condition: Worn
- Location: Nlg
- Part time: 54,262 hours, 36,818 cycles
- 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/USAA2012101200018

## Discrepancy

RON VISIT - THE NOSE GEAR STEERING COLLAR IS WORN ALONG WITH THE TORQUE LINKS & APEX BOLT.  REPLACED NOSE LANDING GEAR UPPER TORSION LINK ASSEMBLY IAW B737 AMM 32-51-61.

---
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.