Switzer Robert W RV-4
N94BS is a Switzer Robert W RV-4, a fixed-wing airplane with one motor with a piston engine, built in 1989. It has 2 seats. It is registered to co-owned owners in Yardley, Pennsylvania. The registration is valid: it was issued on August 7, 2021 and expires on August 31, 2028. It holds an experimental airworthiness certificate for amateur built, dated April 9, 1990.
Aircraft
- Maker
- Switzer Robert W
- Model
- RV-4
- Serial number
- 2
- Type
- Fixed-wing, single engine
- Power
- Piston (reciprocating), 1 motor · Lycoming 0-320 SERIES · 180 hp
- Seats
- 2
- Year built
- 1989
- Transponder code
- AD0AF9 (octal 53205371)
Registration
- Status
- Valid registration
- Certificate issued
- August 7, 2021
- Expires
- August 31, 2028
- Last FAA action
- June 3, 2023
- Airworthiness
- Experimental · Amateur built · April 9, 1990
- FAA region
- Eastern
- FAA record id
- 00664431
Owner as the FAA publishes it
- Name
- Mcdonnell John T
- Type
- Co-owned
- Address
- 23 Glen Dr
Yardley, PA 19067-1911 - Co-owners
- Pearson Jeffrey T
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.
Records check free · 1 to understand · 4 clear
The public federal record on N94BS, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Mcdonnell John T, a co-owned, certificate issued August 7, 2021, expires August 31, 2028. No fractional interest recorded. [1]
Experimental certificate for amateur built, dated April 9, 1990, consistent with the 1989 manufacture year. [1]
No earlier tail number is recorded against serial 2 for this model in the deregistered file. [2]
No other airframe has carried N94BS according to the deregistered file. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
1 NTSB record under N94BS: Accident on April 2, 1992 at Rogers, AR: no injuries, substantial damage. Details below. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
NTSB records 1
Aircraft on the NTSB record: R. W. Switzer RV-4 · operated under 091
LOSS OF ENGINE DUE TO FUEL STARVATION AND UNSUITABLE TERRAIN. FACTORS WERE THE PILOT'S FAILURE TO FOLLOW PUBLISHED PROCEDURES.
Full record in plain English · Docket and reports at the NTSB
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through September 30, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this record on the FAA site · This record as data