Registrant: 443 ALPHA SIERRA LLC (TULSA, OK)
Information Updated 01/07/2026
Registered Owner
| Name | 443 ALPHA SIERRA LLC | ||
| Street | 2860 N SHERIDAN RD | ||
| City | TULSA | State | OK |
| County | TULSA COUNTY | Zip Code | 74115-2304 |
| Country | US | ||
Other Owner Names
| None |
Aircraft Description
| N-Number | N443AS | ||
| Serial Number | 11681 | Status | Valid |
| Manufacturer Name | ROBINSON HELICOPTER COMPANY | Certificate Issue Date | 07/12/2007 |
| Model | R44 II | Expiration Date | 11/30/2023 |
| Type Aircraft | Rotorcraft | Type Engine | Reciprocating |
| Pending Number Change | Dealer | ||
| Date Change Authorized | Mode S Code (base 8 / octal) | 51252723 | |
| MFR Year | 2007 | Mode S Code (base 16 / hex) | A555D3 |
| Type Registration | Unknown | Fractional Owner | No |
Airworthiness
| Engine Manufacturer | LYCOMING | A/W Date | 03/12/2007 |
| Engine Model | IO-540-AE1A5 | Classification | Standard |
| Category | Normal | ||