Single-engine piston

N401KM

2024 Homebuilt SLING 4 TSI

Registered No accidents on file
Built
2024
Serial
468SK
Class
Single-engine piston
Engines
Rotax 916 IS
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Lakeville, MA
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Registration record

N401KM on the FAA register

Type
2024 Homebuilt SLING 4 TSI
Serial
468SK
Engines
Rotax 916 IS
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Lakeville, MA
Certificate issued
2024-11-05
Airworthiness date
2024-11-12
Registration expires
2031-11-30
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A4B145
Mode S (octal)
51130505
Seats (type)
4
Weight class
up to 12,499 lb
Kit
Airplane Factory SLING 4 TSI
Status
Current as of October 2026
Registry history

Timeline

  • 2031-11-30
    Registration expires (renewal due).
  • 2024-11-12
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2024-11-05
    Certificate of registration issued as N401KM.
Overview

About N401KM

N401KM is a 2024 Homebuilt SLING 4 TSI, serial number 468SK. It is registered to an individual in Lakeville, Massachusetts. The current certificate of registration was issued on November 5, 2024 and expires on November 30, 2031.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 916 IS engine and 4 seats. Its airworthiness certificate is experimental category (amateur-built), dated November 12, 2024.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N401KM.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N401KM.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Massachusetts· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.