Cessna S550
N633AT is a Cessna S550, a fixed-wing airplane with more than one motor with turbofan engines, built in 1985. It has 8 seats. It is registered to Nrx Pharmaceuticals INC, a corporation in Wilmington, Delaware. The registration is valid: it was issued on September 9, 2026 and expires on September 30, 2033. It holds a standard airworthiness certificate for transport, dated September 19, 1985.
Aircraft
- Maker
- Cessna
- Model
- S550
- Serial number
- S550-0066
- Type
- Fixed-wing, multi-engine
- Power
- Turbofan, 2 motors
- Seats
- 8
- Year built
- 1985
- Transponder code
- A848F3 (octal 52044363)
Registration
- Status
- Valid registration
- Certificate issued
- September 9, 2026
- Expires
- September 30, 2033
- Last FAA action
- September 9, 2026
- Airworthiness
- Standard · Transport · September 19, 1985
- FAA region
- Eastern
- FAA record id
- 00460336
Owner as the FAA publishes it
- Name
- Nrx Pharmaceuticals INC
- Type
- Corporation
- Address
- 1201 N Orange St
Wilmington, DE 19801-1155
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Earlier use of this number 1
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data