N88WL is a 2025 Frankewich Walter S-21 OUTBOUND (fixed wing single engine) with serial number 02210165, registered in Maryville, TN. Its FAA registration is valid and runs until Sep 30, 2032; the renewal window opens on Mar 30, 2032. It is powered by a Cont Motor IOX340 SERIES rated at 180 hp. Its airworthiness certificate is in the experimental class (amateur-built), issued Nov 14, 2025. The NTSB accident database lists one record for this airframe since 2008, the latest on Jan 19, 2026.
Registration
- FAA status
- Valid registration
- Expires
- Sep 30, 2032
- Registrant type
- Individual
- Registered owner
- Individual owner, name not shown
- Location
- Maryville, TN
- Local FAA office (FSDO)
- Nashville FSDO (BNA FSDO) · (615) 324-1300
- Certificate issued
- Sep 29, 2025
- Last FAA action
- Sep 29, 2025
- Mode S code (hex)
- AC1D7B
- Mode S code (octal)
- 53016573
- Official record
- registry.faa.gov
Aircraft
- Manufacturer
- FRANKEWICH WALTER
- Model
- S-21 OUTBOUND
- Year manufactured
- 2025
- Serial number
- 02210165
- Aircraft type
- Fixed wing single engine
- Engine type
- Reciprocating
- Engine
- CONT MOTOR IOX340 SERIES (180 hp)
- Engines / seats
- 1 / 2
- Weight class
- Up to 12,499 lb
- Airworthiness
- Experimental since Nov 14, 2025
- Approved operations
- Amateur-built
- Kit
- RANS DESIGNS INC S-21 OUTBOUND
Public airports near Maryville
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| Mc Ghee Tyson Knoxville, TN | KTYS | 4 mi | Towered | 100LL, A, A++ |
| Knoxville Downtown Island Knoxville, TN | KDKX | 16 mi | Non-towered | 100LL, A+ |
| Gatlinburg-Pigeon Forge Sevierville, TN | KGKT | 26 mi | Non-towered | 100LL, A |
Straight-line distance from the registration city, from the FAA airport directory (NASR). The registry does not say where an aircraft is based.
Earlier registrations of this number
| Canceled | Aircraft | Serial | Year | Exported to | Same airframe today |
|---|---|---|---|---|---|
| Jan 17, 2018 | LIVESAY WALLACE R III PITTS SPECIAL S-1 | WBL-0001 |
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| Jan 19, 2026 | Madisonville, TN | Amateur-built S-21 OUTBOUND this airframe | Substantial | None | ERA26LA099 |
From the NTSB aviation accident database (events since 2008, data through Oct 28, 2026), matched by N-number. An N-number can move between aircraft, so each row is checked against the serial number on the current registration.