N4001X Non-citizen (Valid)

This aircraft — FAA registration facts

N4001X is a 1978 Ayres Corporation S2R-600 (serial 2469R), registered to North Applicair Corp (non-citizen corporation) in Farmington, MO. Its FAA registration is recorded as non-citizen (valid) and expires May 2031. It carries a P&W R1340 SERIES engine rated at 600 hp, the engine on 82% of registered Ayres Corporation S2R-600s. Its Mode-S transponder broadcasts the ICAO 24-bit address A4AF32. It is one of 13 Ayres Corporation S2R-600 aircraft on the FAA registry. North Applicair Corp holds 2 aircraft on the registry.

Registered owner

North Applicair Corp

Owner type

Non-Citizen Corporation

Based in

Farmington, MO

Serial number

2469R

Year built

1978 · 48 yrs old

Airworthiness class

31

FAA status

Non-citizen (Valid)

Mode-S / ICAO24

A4AF32 · 51127462 octal

Certificate issued

May 7, 2024

Last FAA activity

Mar 11, 2026

Registration expires

May 31, 2031

FAA region

3

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine

P&W R1340 SERIES

Engine type

Reciprocating (Piston)

Rated power

600 hp

Power per seat

600 hp

FAA engine code

52016

9 of the 11 registered Ayres Corporation S2R-600 carry this engine (82%), across 3 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N4001X

Reported by pilots, owners and enthusiasts — community-reported and admin-checked before they publish. Always verify anything important against the aircraft's records.